Subjects: | VARIETIES,
RESEARCH,
PLANT PRODUCTION,
WATERSHED MANAGEMENT,
PRODUCTION,
ANIMAL PRODUCTION,
SOIL FERTILITY,
SOIL TYPES,
ECONOMIC SITUATION,
RESEARCH PROJECTS,
METHODS,
FARMING SYSTEMS,
MECHANIZATION,
CULTURAL METHODS,
CROPS,
SORGHUM,
MAIZE,
RICE,
VIGNA UNGUICULATA,
GROUNDNUTS,
FEED CROPS,
VEGETABLE CROPS,
CROP ROTATION,
SEED,
SELECTION,
PLANT REQUIREMENTS,
FERTILIZER APPLICATION,
LABOUR,
VARIETE,
RECHERCHE,
PRODUCTION VEGETALE,
AMENAGEMENT DE BASSIN VERSANT,
VARIEDADES,
INVESTIGACION,
PRODUCCION VEGETAL,
ORDENACION DE CUENCAS,
PRODUCTION ANIMALE,
FERTILITE DU SOL,
TYPE DE SOL,
SITUATION ECONOMIQUE,
PROJET DE RECHERCHE,
METHODE,
SYSTEME D'EXPLOITATION AGRICOLE,
MECANISATION,
MODE DE CULTURE,
PLANTE DE CULTURE,
MAIS,
RIZ,
ARACHIDE,
PLANTE FOURRAGERE,
PLANTE LEGUMIERE,
ROTATION CULTURALE,
SEMENCE,
PRODUCCION,
PRODUCCION ANIMAL,
FERTILIDAD DEL SUELO,
TIPOS DE SUELOS,
SITUACION ECONOMICA,
PROYECTOS DE INVESTIGACION,
METODOS,
SISTEMAS DE EXPLOTACION,
MECANIZACION,
METODOS DE CULTIVO,
CULTIVOS,
MAIZ,
ARROZ,
CACAHUETE,
PLANTAS FORRAJERAS,
HORTALIZAS (PLANTAS),
ROTACION DE CULTIVOS,
SEMILLAS, |