Fertilizacao em pastagens cultivadas: Estimacao da dose otima economica de fosforo (Record no. 48866)

MARC details
000 -LEADER
fixed length control field 03238nab a22005777a 4500
001 - CONTROL NUMBER
control field 39649
003 - CONTROL NUMBER IDENTIFIER
control field CO-PlCIA
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20130510162151.0
040 ## - CATALOGING SOURCE
Original cataloging agency CO-PlCIA
Transcribing agency CO-PlCIA
041 ## - LANGUAGE CODE
Language code of text/sound track or separate title por
050 ## - LIBRARY OF CONGRESS CALL NUMBER
Classification number 20391
008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION
fixed length control field 120502t1982 000 0spor d
100 ## - MAIN ENTRY--PERSONAL NAME
Personal name ECHEVERRIA, L.C.
245 ## - TITLE STATEMENT
Title Fertilizacao em pastagens cultivadas: Estimacao da dose otima economica de fosforo
300 ## - PHYSICAL DESCRIPTION
Extent p. 51-58
520 ## - SUMMARY, ETC.
Summary, etc Se presenta una aplicacion del modelo "Decide" para estimar la curva de respuesta de una pradera de Brachiaria decumbens a la fertilizacion con P, para determinar la dosis optima de P en un sistema de engorde de bovinos. La relacion entre la cantidad de P aplicada y el rendimiento en MS se ajusto con una funcion exponencial de Mitscherlich Y = A (1 - Be-CX), donde Y = produccion de carne (kg peso vivo/ha); A = max. rendimiento con P no limitante; B = respuesta del suelo a la aplicacion de fertilizante (superfosfato simple: 0, 86, 345 y 1380 kg P/ha) (0 B 1); C = forma de la curva de respuesta; X = dosis de fertilizante por estimar. La produccion de carne a los 12 meses fue de 73, 152, 347 y 430 kg peso vivo/ha para las dosis resp. de P. La dosis de 240 kg de P/ha es la que da la max. rentabilidad liquida, con una produccion de 362 kg de peso vivo/ha u 84 por ciento de la produccion max. El analisis indico que parece no haber sensibilidad en la dosis de P para variaciones de precio del P o de la carne. Las principales limitaciones del trabajo se refieren a la transformacion de la MS en carne; se recomienda en futuros trabajos que la respuesta al fertilizante sea medida directamente en los animales. Otra limitacion se refiere al efecto residual del P en diversos tipos de suelo. (CIAT)
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650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Brachiaria decumbens
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Fertilizantes
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element P
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Rendimiento
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element MATERIA SECA
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Produccion de carne
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Modelos matematicos
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Topical term or geographic name as entry element Economia
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Topical term or geographic name as entry element Brasil
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Brachiaria
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Gramineas
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element MINERALES Y NUTRIMENTOS
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Topical term or geographic name as entry element CARACTERISTICAS AGRONOMICAS
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Topical term or geographic name as entry element Produccion animal
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Topical term or geographic name as entry element Análisis económico
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Topical term or geographic name as entry element AMERICA DEL SUR
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Plantas
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element AMERICA
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element ANALISIS
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element COMPOSICION QUIMICA
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element METODOS ANALITICOS
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Requerimientos nutricionales
9 (RLIN) spa
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Requerimientos nutricionales (Plantas)
9 (RLIN) spa
653 ## - INDEX TERM--UNCONTROLLED
Uncontrolled term Forage
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653 ## - INDEX TERM--UNCONTROLLED
Uncontrolled term Articles in proceedings
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Uncontrolled term Artículos en memorias
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653 ## - INDEX TERM--UNCONTROLLED
Uncontrolled term Forrajes
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653 ## - INDEX TERM--UNCONTROLLED
Uncontrolled term Serial book chapters
-- eng
700 ## - ADDED ENTRY--PERSONAL NAME
Personal name COSTA, F.P.
700 ## - ADDED ENTRY--PERSONAL NAME
Personal name GARDNER, A.L.
773 ## - HOST ITEM ENTRY
Title In: Boock, Araê; Gardner, Andrew L. (eds.). Seminario sobre Nutriçao de Plantas Forrageiras em Solos Tropicais Acidos (1979, Campo Grande, Brasil). [Trabajos presentados]
Place, publisher, and date of publication Brasília, BR, Empresa Brasileira de Pesquisa Agropecuária (EMBRAPA), Departamento de Informaçao e Documentaçao, 1982
Series data for related item Documentos 3
998 ## - Data Base
DataBase CATAL
998 ## - Data Base
DataBase PASTOS
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Source of classification or shelving scheme Library of Congress Classification
Koha item type Book Chapters
Holdings
Withdrawn status Lost status Source of classification or shelving scheme Damaged status Use restrictions Not for loan Collection code Home library Current library Shelving location Date acquired Total Checkouts Full call number Date last seen Copy number Price effective from Koha item type
    Library of Congress Classification     Short Loan Document Collection CINFOS CIAT Library CIAT Library Document collection CINFOS 05/04/2012   20391 05/04/2012 c.1 05/04/2012 Books

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