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	1.	No cover image available No cover image available Effective day lengths for the study of photoperiod sensitive reactions in plants by Francis, Charles Andrew Material type: Article; Format: print Language: English In: Agronomy Journal (USA) Availability: Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	2.	No cover image available No cover image available Fisiología en maíz by Francis, Charles Andrew Posada, Luis Fernando Material type: Article; Format: print Language: Spanish In: Revista COMALFI (Colombia) Availability: Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)
	3.	No cover image available No cover image available Identification of photoperiod insensitive strains of maize (Zea mays L.). II. Field Tests in the tropics with artificial lights by Francis, Charles Andrew Sarria Villano, Daniel HARPSTEAD, D.D Cassalett Dávila, Clímaco Material type: Article; Format: print Language: English In: Crop Science (USA) Availability: Items available for reference: CIAT Library: Not For Loan (1). Add to cart (remove)

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