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	1.	Adquisición y reciclaje de fósforo en sistemas de cultivos y pasturas en suelos tropicales de baja fertilidad by Friesen, Dennis Keith Rao, Idupulapati Madhusudana Thomas, Richard J Oberson, Astrid Sanz, J.I Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Cali, CO Centro Internacional de Agricultura Tropical (CIAT); Ministerio de Agricultura y Desarrollo Rural (MADR); Corporación Colombiana de Investigación Agropecuaria (CORPOICA) 2013 In: In: Amézquita A., Edgar; Rao, Idupulapati Madhusudana; Rivera, Mariela; Corrales, Irlanda Isabel; Bernal, Jaime H. (ed.). Sistemas agropastoriles : Un enfoque integrado para el manejo sostenible de oxisoles de los Llanos Orientales de Colombia Online access: Click here to access online Availability: Not available: CIAT Library: In process/En Proceso (1). Add to cart (remove)
	2.	No cover image available No cover image available Características del intercambio iónico en las heces de la lombriz de tierra anécica Martiodrilus carimaguensis Jiménez y Moreno, en un oxisol de una sabana de Colombia by Rangel Becerra, Andrés Felipe Madero M., Edgar Thomas, Richard J Friesen, Dennis Keith Decaëns, Thibaud Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Jiménez Jaén, Juan José; Thomas, Richard J. (eds.). El arado natural: Las comunidades de macroinvertebrados del suelo en las sabanas neotropicales de Colombia Online access: Click here to access online Availability: Items available for loan: CIAT Library (2)Call number: QH 84 .8 A7, ... Add to cart (remove)
	3.	No cover image available No cover image available A cautionary note about the use of the CENTURY soil-organic-matter model for ecosystems on highly-weathered tropical low-P soils by Gijsman, Arjan J Oberson, Astrid Tiessen, H Friesen, Dennis Keith Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Cali, CO Centro Internacional de Agricultura Tropical (CIAT) 1994 Online access: Click here to access online Availability: Items available for loan: CIAT Library (1)Call number: 64943. Items available for reference: CIAT Library: Not For Loan (1)Call number: 64943. Add to cart (remove)
	4.	No cover image available No cover image available Crop nutritional requirements and input use efficiency on llanos oxisols under crop rotations by Friesen, Dennis Keith Sanz Scovino, José Ignacio Molina López, Diego Luis Rivera Peña, Mariela Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Centro Internacional de Agricultura Tropical. Tropical Lowlands Program. Annual Report Availability: Items available for loan: CIAT Library (1). Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	5.	No cover image available No cover image available Culticore : Sustainable crop rotation and ley farming systems for the acid-soil savannas by Friesen, Dennis Keith Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Cali, CO Centro Internacional de Agricultura Tropical (CIAT) 1995 Online access: Click here to access online Availability: Items available for loan: CIAT Library (1)Call number: 65984. Items available for reference: CIAT Library: Not For Loan (1)Call number: 65984. Add to cart (remove)
	6.	Destinos de fósforo aplicado como fertilizante en oxisoles de los Llanos Orientales de Colombia Fraccionamiento secuencial by Borrero, G Friesen, Dennis Keith Oberson, Astrid Rodríguez, M Rao, Idupulapati Madhusudana Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Cali, CO Centro Internacional de Agricultura Tropical (CIAT); Ministerio de Agricultura y Desarrollo Rural (MADR); Corporación Colombiana de Investigación Agropecuaria (CORPOICA) 2013 In: In: Amézquita A., Edgar; Rao, Idupulapati Madhusudana; Rivera, Mariela; Corrales, Irlanda Isabel; Bernal, Jaime H. (ed.). Sistemas agropastoriles : Un enfoque integrado para el manejo sostenible de oxisoles de los Llanos Orientales de Colombia Online access: Click here to access online Availability: Not available: CIAT Library: In process/En Proceso (1). Add to cart (remove)
	7.	No cover image available No cover image available Determination of phosphorus released by chloroform fumigation from microbial biomass in high P sorbing tropical soils by Oberson, Astrid Friesen, Dennis Keith Morel, C Tiessen, H Material type: Article; Format: print Language: English In: Soil Biology and Biochemistry (United Kingdom) Availability: Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	8.	No cover image available No cover image available Development and diffusion of integrated Striga control practices for small-scale farmers in western Kenya by Friesen, Dennis Keith Odhiambo, G.D Agunda, J Oswald, Andreas Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Cali, CO Centro Internacional de Agricultura Tropical (CIAT), Participatory Research and Gender Analysis Program (PRGA) 2002 Online access: Click here to access online Availability: Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	9.	Dinámicas de nitrógeno en monocultivos y cultivos en rotación en oxisoles de los Llanos Orientales de Colombia by Friesen, Dennis Keith Thomas, R.J Rivera, M Asakawa, Neuza Bowen, W Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Cali, CO Centro Internacional de Agricultura Tropical (CIAT); Ministerio de Agricultura y Desarrollo Rural (MADR); Corporación Colombiana de Investigación Agropecuaria (CORPOICA) 2013 In: In: Amézquita A., Edgar; Rao, Idupulapati Madhusudana; Rivera, Mariela; Corrales, Irlanda Isabel; Bernal, Jaime H. (ed.). Sistemas agropastoriles : Un enfoque integrado para el manejo sostenible de oxisoles de los Llanos Orientales de Colombia Online access: Click here to access online Availability: Items available for loan: CIAT Library (1)Call number: S 633 .5 .C6 S5. Add to cart (remove)
	10.	No cover image available No cover image available Disponibilidad de fósforo en las heces de una especie anécica de la lombriz de tierra de las sabanas de suelo oxisol en Colombia by Jiménez Jaén, Juan José Cepeda, A Friesen, Dennis Keith Decaëns, Thibaud Oberson, Astrid Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Jiménez Jaén, Juan José; Thomas, Richard J. (eds.). El arado natural: Las comunidades de macroinvertebrados del suelo en las sabanas neotropicales de Colombia Online access: Click here to access online Availability: Items available for loan: CIAT Library (2)Call number: QH 84 .8 A7, ... Add to cart (remove)
	11.	No cover image available No cover image available Efecto del silicio (Si) sobre el desarrollo de enfermedades y el rendimiento del arroz de secano en Colombia [resumen] by Correa Victoria, Fernando José Datnoff, Lawrence Tulande Valencia, Edgar Winslow, Mark D Okada, Kensuke Friesen, Dennis Keith Sanz Scovino, José Ignacio Snyder, George H Material type: Article; Format: print ; Literary form: Not fiction Language: Spanish In: In: Congreso ASCOLFI (15, Santafé de Bogotá, 1994). Memorias Availability: Items available for loan: CIAT Library (1)Call number: SB 599 .2 M463. Add to cart (remove)
	12.	No cover image available No cover image available The effect of C:P ratio of plant residues added to soils of contrasting phosphate sorption capacities on P uptake by Panicum maximum (Jacq.) by Umrit, Gunshiam Friesen, Dennis Keith Material type: Article; Format: print Language: English In: Plant and Soil (Netherlands) Online access: Click here to access online Availability: Items available for reference: CIAT Library: Not For Loan (2). Add to cart (remove)
	13.	No cover image available No cover image available Effects of improved pastures and phosphorus inputs on phosphorus transformations in a Colombian oxisol by Oberson, Astrid Friesen, Dennis Keith Tiessen, H Moir, J.O Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Cali, CO Centro Internacional de Agricultura Tropical (CIAT) s.d Online access: Click here to access online Availability: Items available for loan: CIAT Library (1)Call number: 66868. Items available for reference: CIAT Library: Not For Loan (1)Call number: 66868. Add to cart (remove)
	14.	No cover image available No cover image available Effects of silicon fertilization on disease development and yields of rice in Colombia by Correa Victoria, Fernando José Datnoff, L.E Okada, K Friesen, Dennis Keith Sanz Scovino, José Ignacio Snyder, George H Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Datnoff, L.E.; Snyder, G.H.; Korndörfer, G.H. (eds.). Silicon in agriculture Availability: Items available for reference: CIAT Library: Short Loan (1)Call number: 62760. Add to cart (remove)
	15.	No cover image available No cover image available Fraçoes orgânicas e inorgânicas de fósforo em um solo de Cerrado sob diferentes sistemas de manejo by Araújo, Alexandre G. de Ayarza, Miguel Angel Friesen, Dennis Keith Vilela, Lourival Material type: Article; Format: print ; Literary form: Not fiction Language: Portuguese In: In: Pereira, Roberto Carvalho; Nasser, Luiz Carlos Bhering (eds.). Simpósio sobre o Cerrado; International Symposium on Tropical Savannas (8, 1, Brasília, Brasil). Biodiversidade e produçao sustentável de alimentos e fibras nos Cerrados: Anais = Biodiversity and sustainable production of food and fibers in the tropical savannas: Proceedings Availability: Items available for loan: CIAT Library (1)Call number: S 912 .B5. Add to cart (remove)
	16.	No cover image available No cover image available Improving phosphorus fertility in tropical soils through biological interventions by Oberson, Astrid Bünemann, Else K Friesen, Dennis Keith Rao, Idupulapati Madhusudana Smithson, Paul C Turner, Benjamin L Frossard, Emmanuel Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Uphoff, N. (ed.). Biological approaches to sustainable soil systems Online access: Click here to access online Availability: Items available for reference: CIAT Library: Not For Loan (1)Call number: 67230. CIAT Library: Short Loan (1)Call number: 67230. Add to cart (remove)
	17.	No cover image available No cover image available Indicadores de sostenibilidad Parámetros edafoclimáticos y diagnóstico del perfil cultural by Amézquita Collazos, Edgar Friesen, Dennis Keith Scovino Sanz, José Ignacio Material type: Text; Format: print ; Literary form: Not fiction Language: Spanish Publication details: Cali, CO Centro Internacional de Agricultura Tropical (CIAT) 1996 Online access: Click here to access online Availability: Items available for loan: CIAT Library (1)Call number: 64147. Items available for reference: CIAT Library: Not For Loan (1)Call number: 64147. Add to cart (remove)
	18.	No cover image available No cover image available Indicadores de sostenibilidad: Parámetros edafoclimáticos y diagnóstico del perfil cultural by Amézquita Collazos, Edgar Friesen, Dennis Keith Sanz Scovino, José Ignacio Material type: Article; Format: print ; Literary form: Not fiction Language: Spanish In: In: Guimaraes, Elcio Perpétuo; Sanz Scovino, José Ignacio; Rao, Idupulapati Madhusudana; Amézquita, María Cristina; Amézquita Collazos, Edgar (eds.). Sistemas agropastoriles en sabanas tropicales de América Latina Online access: Click here to access online Availability: Items available for loan: CIAT Library (2)Call number: SD 391 .S58, ... Add to cart (remove)
	19.	No cover image available No cover image available Interprogram project TI-01: Prototype systems for ecologically sound intensification of production in the hillsides by Sanz Scovino, José Ignacio Amézquita Collazos, Edgar Ashby, Jacqueline Anne Best, Rupert Friesen, Dennis Keith Fujisaka, Sam Gijsman, Arjan J Iglesias F., Carlos Ariel Knapp, E. Bronson Kornegay, Julia L Lascano, Carlos E Maass, Brigitte L Müller-Sämann, Karl M Smith, Joyotee Thomas, Richard J Quirós Torres, Carlos Arturo Meléndez, A Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Centro Internacional de Agricultura Tropical. Tropical Lowlands Program. Annual Report Availability: Items available for loan: CIAT Library (1). Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	20.	No cover image available No cover image available Ion exchange properties of casts of the anecic earthworm (Martiodrilus carimaguensis Jiménez and Moreno) in a Colombian savanna oxisol by Rangel, Andrés Felipe Madero M., Edgar Thomas, Richard J Friesen, Dennis Keith Decaëns, Thibaud Material type: Article; Format: print Language: English In: Pedobiologia (Germany) Availability: Items available for reference: CIAT Library: Short Loan (1)Call number: 62333. Add to cart (remove)
	21.	No cover image available No cover image available Isotope methods for assessing plant available phosphorus in acid tropical soils by Bühler, S Oberson, Astrid Sinaj, S Friesen, Dennis Keith Frossard, E Material type: Article; Format: print Language: English In: European Journal of Soil Science (United Kingdom) Availability: Items available for reference: CIAT Library: Short Loan (1)Call number: 64014. Add to cart (remove)
	22.	No cover image available No cover image available Liming and lime-phosphorus-zinc interactions in two Nigerian ultisols : I. Interactions in the soil by Friesen, Dennis Keith Juo, A.S.R Miller, M.H Material type: Article; Format: print Language: English In: Soil Science Society of America Journal (USA) Availability: Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	23.	No cover image available No cover image available Liming and lime-phosphorus-zinc interactions in two Nigerian ultisols : II. Effects on maize root and shoot growth by Friesen, Dennis Keith Miller, M.H Juo, A.S.R Material type: Article; Format: print Language: English In: Soil Science Society of America Journal (USA) Availability: Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	24.	No cover image available No cover image available Limited applicability of the CENTURY model to highly weathered tropical soils by Gijsman, Arjan J Oberson, Astrid Tiessen, H Friesen, Dennis Keith Material type: Article; Format: print Language: English In: Agronomy Journal (USA) Availability: Items available for reference: CIAT Library: Not For Loan (1)Call number: 63787. Add to cart (remove)
	25.	No cover image available No cover image available Long term experiment 1. Sustainable crop rotation and ley farming systems for the acid-soil savannas of Colombia (culticore experiment) by Friesen, Dennis Keith Carmen, H Delgado, H Owen, E Thomas, Richard J Fisher, Myles J Gijsman, Arjan J Rao, Idupulapati Madhusudana Volverás Mambuscay, Belisario Alarcón, H.F Rippstein, Georges Lavelle, Patrick Moreno, A Jiménez Jaén, Juan José Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Centro Internacional de Agricultura Tropical. Tropical Lowlands Program. Annual Report Availability: Items available for loan: CIAT Library (1). Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	26.	No cover image available No cover image available Nutrient cycling by Friesen, Dennis Keith Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Centro Internacional de Agricultura Tropical. Savannas program: Biennial report 1992-1993 Online access: Click here to access online Availability: Items available for loan: CIAT Library (2)Call number: QK 938 .P7 S3, ... Add to cart (remove)
	27.	No cover image available No cover image available Nutrient cycling through microbial biomass under rice-pasture rotations replacing native savanna by Gijsman, Arjan J Oberson, Astrid Friesen, Dennis Keith Sanz Scovino, José Ignacio Thomas, Richard J Material type: Article; Format: print Language: English In: Soil Biology and Biochemistry (United Kingdom) Availability: Items available for reference: CIAT Library: Not For Loan (1). CIAT Library: Short Loan (1)Call number: 62793. Add to cart (remove)
	28.	No cover image available No cover image available Nutrient cycling through the microbial biomass by Gijsman, Arjan J Oberson, Astrid Friesen, Dennis Keith Sanz Scovino, José Ignacio Thomas, Richard J Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Centro Internacional de Agricultura Tropical. Tropical Lowlands Program. Annual Report Availability: Items available for loan: CIAT Library (1). Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	29.	No cover image available No cover image available Opportunities for germplasm selection to influence phosphorus acquisition from low-phosphorus soils by Rao, Idupulapati Madhusudana Friesen, Dennis Keith Horst, Walter J Material type: Article; Format: print Language: English In: Agroforestry Forum (United Kindom) Availability: Items available for reference: CIAT Library: Short Loan (1)Call number: 62284. Add to cart (remove)
	30.	No cover image available No cover image available Opportunities for increasing the efficiency of phosphorus use in tropical agroecosystems by Rao, Idupulapati Madhusudana Barrios, Edmundo Oberson, Astrid Ayarza, Miguel Angel Friesen, Dennis Keith Series: Agroecology highlights Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Cali, CO Centro Internacional de Agricultura Tropical (CIAT), Confronting Soil Dagradation, Project PE-2 2001 Online access: Click here to access online Availability: Items available for loan: CIAT Library (1)Call number: CIAT (Colombia) 000099. Items available for reference: CIAT Library: Not For Loan (1)Call number: CIAT (Colombia) 000099. Add to cart (remove)
	31.	No cover image available No cover image available Overcoming soil constraints in Latin American Savannas: New approaches and potential trade-offs by Thomas, Richard J Rondón, Marco Antonio Amézquita Collazos, Edgar Ayarza, Miguel Angel Asakawa, Neuza Friesen, Dennis Keith Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Guimaraes, Elcio Perpétuo; Sanz Scovino, José Ignacio; Rao, Idupulapati Madhusudana; Amézquita, María Cristina; Amézquita Collazos, Edgar (eds.). Agropastoral systems for the tropical savannas of Latin America Online access: Click here to access online Availability: Items available for loan: CIAT Library (2)Call number: SD 391 .S58i, ... Add to cart (remove)
	32.	No cover image available No cover image available Phosphorus acquisition and cycling in crop and pasture systems in low fertility tropical soils by Friesen, Dennis Keith Rao, Idupulapati Madhusudana Thomas, Richard J Oberson, Astrid Sanz Scovino, José Ignacio Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Ando, T. (ed.). International Plant Nutrition Colloquium (13, 1997, Tokyo, Japan). Plant nutrition for sustainable food production and environment: Proceedings Availability: Items available for reference: CIAT Library: Short Loan (1)Call number: 62789. Add to cart (remove)
	33.	No cover image available No cover image available Phosphorus availability in casts of an anecic savanna earthworms in Colombian oxisol by Jiménez Jaén, Juan José Cepeda, A Friesen, Dennis Keith Decaëns, Thibaud Oberson, Astrid Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Jiménez Jaén, Juan José; Thomas, Richard J. (eds.). Nature's plow: Soil macroinvertebrate communities in the neotropical savannas of Colombia Online access: Click here to access online Availability: Items available for loan: CIAT Library (1)Call number: QH 84 .8 N3. Items available for reference: CIAT Library: Not For Loan (1)Call number: QH 84 .8 N3. Add to cart (remove)
	34.	No cover image available No cover image available Phosphorus fractions and dynamics in surface earthworms casts under native and improved grasslands in a Colombian savanna oxisol by Jiménez Jaén, Juan José Cepeda, Alex Decaëns, Thibaud Oberson, Astrid Friesen, Dennis Keith Material type: Article; Format: print Language: English In: Soil Biology and Biochemistry (United Kingdom) Availability: Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	35.	No cover image available No cover image available Phosphorus status and cycling in native savanna and improved pastures on an acid low-Colombian oxisol by Oberson, Astrid Friesen, Dennis Keith Morel, C Stahel, W Material type: Article; Format: print Language: English In: Nutrient Cycling in Agroecosystems (Netherlands) Online access: Click here to access online Availability: Items available for reference: CIAT Library: Not For Loan (1)Call number: 62013. CIAT Library: Short Loan (1)Call number: 62013. Add to cart (remove)
	36.	No cover image available No cover image available Phosphorus transformations in an oxisol under contrasting land-use systems: The role of the soil microbial biomass by Oberson, Astrid Friesen, Dennis Keith Rao, Idupulapati Madhusudana Bühler, S Frossard, E Material type: Article; Format: print Language: English In: Plant and Soil (Netherlands) Online access: Click here to access online Availability: Items available for reference: CIAT Library: Not For Loan (2). Add to cart (remove)
	37.	No cover image available No cover image available Phosphorus transformations in improved pastures by Oberson, Astrid Friesen, Dennis Keith Tiessen, H Moir, J.O Borrero, G Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Centro Internacional de Agricultura Tropical. Tropical Lowlands Program. Annual Report Availability: Items available for loan: CIAT Library (1). Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	38.	No cover image available No cover image available Plant adaptation to phosphorus: Limited tropical soils by Rao, Idupulapati Madhusudana Friesen, Dennis Keith Osaki, Mitsuru Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Pessarakli, Mohammad (ed.). Handbook of plant and crop stress Availability: Items available for reference: CIAT Library: Short Loan (1)Call number: 62026. Add to cart (remove)
	39.	No cover image available No cover image available Project TM01:Mechanistic understanding and models of soil chemical, physical and biological processes in agropastoral and sequential crop production systems by Thomas, Richard J Amézquita Collazos, Edgar Ayarza, Miguel Angel Decaëns, Thibaud Fisher, Myles J Friesen, Dennis Keith Gijsman, Arjan J Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: In: Centro Internacional de Agricultura Tropical. Tropical Lowlands Program. Annual Report 1995 Availability: Items available for loan: CIAT Library (1). Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	40.	No cover image available No cover image available Prototype systems for ecologically sound intensification of production in the hillsides ("interprogram project"). Prototype agrosilvopastoral systems for ecologically sound intensification of production in the hillsides by Sanz Scovino, José Ignacio Amézquita Collazos, Edgar Ashby, Jacqueline Anne Best, Rupert Friesen, Dennis Keith Fujisaka, Sam Gijsman, Arjan J Iglesias F., Carlos Ariel Knapp, E. Bronson Kornegay, Julia L Lascano, Carlos E Maass, Brigitte L Müller-Sämann, Karl M Ravnborg, Helle Munk Smith, Joyotee Thomas, Richard J Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Centro Internacional de Agricultura Tropical. Hillsides Program. Annual Report Availability: Items available for loan: CIAT Library (1). Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	41.	No cover image available No cover image available Sequential phosphorus extraction of a 33P-labeled oxisol under contrasting agricultural systems by Buehler, S Oberson, Astrid Rao, Idupulapati Madhusudana Friesen, Dennis Keith Frossard, E Material type: Article; Format: print Language: English In: Soil Science Society of America Journal (USA) Online access: Click here to access online Availability: Items available for reference: CIAT Library: Not For Loan (2). Add to cart (remove)
	42.	No cover image available No cover image available Soil fertility dynamics in crop rotation/agropastoral systems ("culti-core" and satellite experiments at Carimagua and Matazul) by Friesen, Dennis Keith Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Cali, CO Centro Internacional de Agricultura Tropical (CIAT) 1994 Online access: Click here to access online Availability: Items available for loan: CIAT Library (1)Call number: 60936. Items available for reference: CIAT Library: Not For Loan (1)Call number: 60936. Add to cart (remove)
	43.	No cover image available No cover image available Soil phosphorus dynamics, acquisition and cycling in crop-pasture-fallow systems in low fertility tropical soils : A review from Latin America by Rao, Idupulapati Madhusudana Barrios, Edmundo Amézquita Collazos, Edgar Friesen, Dennis Keith Thomas, Richard J Oberson, Astrid SINGH, B.R Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Delve, Robert J.; Probert, M.E. (eds.). Modelling nutrient management in tropical cropping systems Online access: Click here to access online Availability: Items available for loan: CIAT Library (2)Call number: S 633 .D45, ... Items available for reference: CIAT Library: Not For Loan (1)Call number: S 633 .D45. Add to cart (remove)
	44.	No cover image available No cover image available Soil physical characteristics under different land use systems and duration on the Colombian savannas = Caractéristiques physiques de sols des savanes de Colombie en fonction de leur mode de mise en valeur et de leur ancienneté by Amézquita Collazos, Edgar Preciado Pérez, Luis Guillermo Arias, Dora Mariana Friesen, Dennis Keith Sanz Scovino, José Ignacio Thomas, Richard J Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Congrès Mondial de Science du Sol = World Congress of Soil Science = Bodenkundlicher Weltkongress = Cngreso Mundial de la Ciencia (16, 1998, Montpellier, France). Actes = Proceedings Online access: Click here to access online Availability: Items available for reference: CIAT Library: Not For Loan (1)Call number: 61930. CIAT Library: Short Loan (1)Call number: 61930. Add to cart (remove)
	45.	No cover image available No cover image available Strategic systems research for the Latin American savannas by Friesen, Dennis Keith Ayarza, Miguel Angel Thomas, Richard J Amézquita Collazos, Edgar Sanz Scovino, José Ignacio Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Fujisaka, Sam; Jones, Annie L. (eds.). Systems and farmer participatory research: Developments in research on natural resource management Online access: Click here to access online Availability: Items available for loan: CIAT Library (2)Call number: S 494 .5 .E58 S9, ... Add to cart (remove)
	46.	No cover image available No cover image available Subproject TL-01-1: Weed population ecology within prototype sustainable cropping systems for the Colombian Llanos by Fischer, Albert J Sanz Scovino, José Ignacio Friesen, Dennis Keith Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Centro Internacional de Agricultura Tropical. Tropical Lowlands Program Availability: Items available for loan: CIAT Library (1). Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	47.	No cover image available No cover image available Sustainability indicators: Edaphoclimatic parameters and diagnosis of the cultural profile by Amézquita Collazos, Edgar Friesen, Dennis Keith Sanz Scovino, José Ignacio Material type: Article; Format: print ; Literary form: Not fiction Language: English In: In: Guimaraes, Elcio Perpétuo; Sanz Scovino, José Ignacio; Rao, Idupulapati Madhusudana; Amézquita, María Cristina; Amézquita Collazos, Edgar (eds.). Agropastoral systems for the tropical savannas of Latin America Online access: Click here to access online Availability: Items available for loan: CIAT Library (2)Call number: SD 391 .S58i, ... Add to cart (remove)

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Your search returned 47 results.