1. Analítica ¿Cómo determinar la cantidad de sombra que disminuya los problemas fitosanitarios de café?

by Haggar, J.P; Staver, C.

Source: Agroforestería en las Américas (CATIE) Publisher: 2001Availability: No copies available Actions: Add to cart
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2. Analítica ¿Cómo manejar árboles de sombra en cafetales?

by Haggar, J.P; Schibli, C; Staver, C.

Source: Agroforestería en las Américas (CATIE) Publisher: 2001Availability: No copies available Actions: Add to cart
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3. ¿Cómo mejorar la planificación financiera de mi cafetal?

by Barrios Aguirre, M; Haggar, J.P. -- CATIE, Managua (Nicaragua)

Publisher: Managua (Nicaragua) 2011Online Access: Es Availability: Copies available for loan: BCO (1). Actions: Add to cart
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4. Analítica Alley cropping and mulching with Erythrina poeppigiana (Walp.) O.F. Cook and Gliricidia sepium (Jacq.) Walp.: effects on maize/weed competition

by Rippin, M; Haggar, J.P; Kass, D.C.L; Kopke, U.

Source: Agroforestry Systems (RU) Publisher: 1994Availability: No copies available Actions: Add to cart
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5. Analítica Barbechos mejorados en la Península de Yucatán, México

by Haggar, J.P; Uribe, G; Basulto Graniel, J; Ayala, A.

Source: Agroforestería en las Américas (CATIE) Publisher: 2000Other title: Improved fallows in the Yucatan peninsula, Mexico.Online Access: Availability: No copies available Actions: Add to cart
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6. Analítica Effect on maize growth of the interation between increased nitrogen availability and competition with trees in alley cropping

by Haggar, J.P; Beer, J.W. -- CATIE, Turrialba (Costa Rica)

Source: Agroforestry Systems (Países Bajos) Publisher: 1993Availability: No copies available Actions: Add to cart
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7. Analítica Establisment, resource acquisition, and early productivity as determined by biomass allocation patterns of three tropical tree species

by Haggar, J.P; Ewel, J.J.

Source: Forest Science (EUA) Publisher: Nov 1995Availability: No copies available Actions: Add to cart
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8. Tesis Greenhouse gas emissions in coffee grown with differing input levels under conventional and organic management

by Andreas Noponen, Martin Raimo; Edwards Jones, G; Haggar, J.P; Soto, G; Attarzadeh, N; Healey, J.R. -- CATIE, Turrialba (Costa Rica). Escuela de Posgrado; Bangor University, Bangor (Reino Unido)

Source: Carbon and economic performance of coffee agroforestry systems in CostaRica and NicaraguaType: book Book; Format: print ; Literary form: not fiction Publisher: Turrialba (Costa Rica) : CATIE , 2012Online Access: texto completo (En) Availability: No copies available Actions: Add to cart
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9. Tesis Intensification of coffee systems can increase theeffectiveness of REDD mechanisms

by Andreas Noponen, Martin Raimo; Haggar, J.P; Edwards Jones, G; Healey, J.R. -- CATIE, Turrialba (Costa Rica). Escuela de Posgrado; Bangor University, Bangor (Reino Unido)

Source: Carbon and economic performance of coffee agroforestry systems in CostaRica and NicaraguaType: book Book; Format: print ; Literary form: not fiction Publisher: Turrialba (Costa Rica) : CATIE , 2012Online Access: texto completo (En) Availability: No copies available Actions: Add to cart
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10. Tesis Nitrogen and phosphorus dynamics of systems integrating trees and annual crops in the tropics

by Haggar, J.P. -- University of Cambridge, Cambridge (RU)

Publisher: Cambridge (RU) 1990Availability: Copies available for loan: BCO (2). Actions: Add to cart
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11. Nitrogen availability after seven years of alley cropping with Erythrina poeppigiana and Gliricidia sepiumErythrina in the new and old world

by Kass, D.L; Haggar, J.P; Beer, J.W; Westley, S.B; Powell, M.H. eds. -- CATIE, Turrialba (Costa Rica); Nitrogen Fixing Tree Association, Hawaii (EUA) -- International Conference Erythrina in the New and Old Worlds Turrialba (Costa Rica) 19-23 Oct 1992.

Publisher: Hawaii (EUA) 1993Availability: No copies available Actions: Add to cart
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12. Analítica Nitrogen dynamics of tropical agroforestry and annual cropping systems

by Haggar, J.P; Tanner, E.V.J; Beer, J.W; Kass, D.C.L.

Source: Soil Biology and Biochemistry (RU) Publisher: 1993Availability: No copies available Actions: Add to cart
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13. Analítica Phosphorus availability under alley cropping and mulched and unmulched sole cropping systems in Costa Rica

by Haggar, J.P; Warren, G.P; Beer, J.W; Kass, D.C.L.

Source: Plant and Soil (Países Bajos) Publisher: 1991Availability: No copies available Actions: Add to cart
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14. Analítica Phosphorus availability under cropping and mulched and unmulched sole cropping systems on Costa Rica

by HAGGAR, J.P; WARREN, G.P; BEER, J.W; KASS, D.L.

Source: Plant and Soil (Países Bajos) Publisher: 1991Availability: Copies available for loan: BCO (1). Actions: Add to cart
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15. Tesis Sink or source - the potential of coffee agroforestry systems to sequester atmospheric CO2 into soil organic carbon

by Andreas Noponen, Martin Raimo; Healey, J.R; Edwards Jones, G; Haggar, J.P. -- CATIE, Turrialba (Costa Rica). Escuela de Posgrado; Bangor University, Bangor (Reino Unido)

Source: Carbon and economic performance of coffee agroforestry systems in CostaRica and NicaraguaType: book Book; Format: print ; Literary form: not fiction Publisher: Turrialba (Costa Rica) : CATIE , 2012Online Access: texto completo (En) Availability: No copies available Actions: Add to cart
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16. Analítica Sostenibilidad y sinergismo en sistemas agroforestales con café: estudio a largo plazo de interacciones agroecológicas

by Virginio Filho, E. de M; Haggar, J.P; Staver, C.P.

Source: Café Cacao (Cuba) Publisher: 2002Availability: No copies available Actions: Add to cart
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17. Trees in alley cropping: competitors or soil improvers?

by Haggar, J.P.

Publisher: 1994Availability: Copies available for loan: BCO (1). Actions: Add to cart
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