 | 24 páginas
The principal input of nitrogen to the system was the E. berteroana . xation and nutment supply in agroforestry systems ... Folster H and Enriquez G. ( 1986 ) Modelling agroforestry systems of cacao ( Theobroma cacao with laurel Cordia ... | |
 | 226 páginas
Modelling agroforestry systems of cacao ( Theobroma cacao ) with laurel ( Cordia alliodora ) and poro ( Erythrina poeppigiana ) . V. Productivity indices , organic material models and sustainability over ten years . Agroforestry Systems ... | |
 | H. W. Fassbender - 1993 - 540 páginas
Modelling agroforestry systems of cacao ( Theobroma cacao ) with Cordia alliodora and Erythrina poeppigiana in Costa Rica . I. Inventory of organic matter and nutrients . Agroforestry Systems ( Holanda ) 4 : 231-257 . 1986. | |
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Modelling agroforestry systems of cacao ( Theobroma cacao ) with laurel ( Cordia alliodora ) or poro ( Erythrina poeppigiana ) in Costa Rica . V. Productivity indices , organic materia models and sustainability over ten years . | |
 | 192 páginas
Modelling agroforestry systems of cacao ( Theobroma cacao ) with laurel ( Cordia alliodora ) or poro ( Erythrina poeppigiana ) in Costa Rica . I. Inventory of organic matter and nutrients . Agroforestry Systems 4 : 175-189 . | |
 | Luis Alberto Camero - 1999 - 442 páginas
Criteria for the evaluation of organic matter and nutrient cycling in agroforestry systems ... H.W .; Alpízar , L .; Heuveldop , J .; Folster , H .; Enríquez , G.A. Modelling agroforestry systems of cacao ( Theobroma cacao ) with laurel ... | |
 | 1991 - 634 páginas
CR - INFORAT 30266 SOMARRIBA , E. Guava ( Psidium guajava L. ) Trees in a pasture : population model sensitivity analyses , and applications . ( En ) . Agroforestry Systems ( Países Bajos ) ( 1988 ) , v.6 ( 1 ) p.3-17 . Dat.num . | |
 | Eduardo Somarriba - 1995 - 80 páginas
Agroforestry Systems 7 : 103-114 . ... BEER , J ; BONNEMANN , A ; CHAVEZ , W ; FASSBENDER , H ; IMBACH , A ; MARTEL , I ( 1990 ) Modelling agroforestry systems of cacao ( Theobroma cacao ) with laurel ( Cordia alliodora ) ... | |
 | 2001 - 498 páginas
Binary models are appropriate when the choice between two alternatives depends on the characteristics of problem . ... The benefit cost ratio was highest ( 3.60 ) for agroforestry model I , followed by agroforestry system II and the ... | |
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