La degradación del suelo por erosión hídrica en cultivos de granos básicos y café en la microcuenca Torjá, cuenca del río Grande de Zacapa, Guatemala.

G O Quinonez Berganza,P Bane,J W Bentley,K L Andrews,M Barrios Aguirre,J Haggar,A O Jadan Maza, Deidre Ann Hunter,V H Heywood,P J H Neate,R G Guei,M Kjohl, A Nielsen,Nils Chr Stenseth,E Wale,A G Drucker,Kerstin K Zander,Marina Pollan, A Klein,A L De Macvean, Mungia Ulloa S Soto Munoz G,R Sagastume,Gutierrez A Soto Munoz G, Fernando Fernandez,Francisco J Fernandez, C Sanchez,Kalyanne Fernandez, A Hernandez,Martin J R Soto Munoz G,P Tsakoumagkos,M Del C Gonzalez,M Roman,A Rodriguez Aguilar,G Rodriguez Munoz,L Ramirez Cartin, Michael Mortimore,Alejandra Rocha Estrada,R Coates Estrada,A Anzures Dadda,P Cammarano,Gary P Schroth,S A D Angelo,W G Teixeira,D Haag,Reinhard Lieberei,S Ceccarelli,E P Guimaraes,E Weltzien,Simeon K Ehui, J K Lynam,I Okike,Mark A Vaughan,Michael Emch,A O Aweto,O A Obe,H V Kuhnlein,B Erasmus,D Spigelski,Luis Bellido,A Guerrero Garcia,M Ulloa F,R De La Cruz,P Urbano Terron,R Moro Serrano,G Alfaro, R A Alberto Perez,T Quiroz Marin,E Hincapie Gomez,C Cadahia,E Alonso,J J Lucena Marotta,Maximo Cobos,I Martin Rueda,F Yanez Barrau,F Legaz Paredes,J A Sentis Meijide,I Frutos Vazquez,T Montalvo Lopez,D Querol, L A Orozco,M Villalobos, A Ortiz,L Riascos, J Mendez,V Sanchez,L Hilje Q,J Monge Meza

mag（2012）

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hedges,plant protection,soil fertility,genetic variation,economic growth,inoculation,soil types,tourism,agroecosystems,botany,shifting cultivation,vegetation,environmental degradation,flora,weed control,erosion,water resources,appropriate technology,precipitation,climatic change,ecosystems,mutation,productivity,soil degradation,subsistence farming,biodiversity,forage,indigenous knowledge,natural resources,poverty,reforestation,crop rotation,pesticide,varieties,crops,diversification,dominant species,trace elements,ethnobotany,economic development,poaceae,agricultural economics,landscape,soil analysis,plant breeding,crop yield,landslides,organic matter,pest control,rain forests,watershed management,exportation,pollination,population density,seed,ornamental plants,soil organic matter,nature reserves,adaptation,biological competition,demand,irrigation,strip cropping,carbon,pollinators,degradation,domestication,fertilisation,greenhouse gases,planting,crossbreeding,ethnic groups,agriculture,food security,marketing,agroforestry,nutrients,profitability,cash crops,biotechnology,identification,symbiosis,root systems,animal husbandry,pesticides,sustainable development,land use,plant physiology,soil management,technology,sol,organic agriculture,plant ecology,quality controls,simbiosis,plant anatomy,temperature,forests

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