| Subjects: | VARIETIES,
FOOD CROPS,
PLANT PRODUCTION,
WATERSHED MANAGEMENT,
TRIAL METHODS,
RESEARCH,
CROPS,
VALLEYS,
SWAMPS,
SAND,
PRECIPITATION,
ARID SOILS,
EXPERIMENTATION,
CULTURAL METHODS,
SORGHUM,
MAIZE,
MILLETS,
VIGNA UNGUICULATA,
GROUNDNUTS,
VARIETY TRIALS,
PLANT SOIL RELATIONS,
FERTILIZER APPLICATION,
SITE PREPARATION,
FLOODING,
VARIETE,
PLANTE ALIMENTAIRE,
PRODUCTION VEGETALE,
AMENAGEMENT DE BASSIN VERSANT,
VARIEDADES,
CULTIVOS ALIMENTICIOS,
PRODUCCION VEGETAL,
ORDENACION DE CUENCAS,
METHODE D'ESSAI,
RECHERCHE,
PLANTE DE CULTURE,
VALLEE,
MARECAGE,
SABLE,
SOL DE ZONE ARIDE,
MODE DE CULTURE,
MAIS,
MILLET,
ARACHIDE,
ESSAI DE VARIETE,
RELATION PLANTE SOL,
FERTILISATION,
PREPARATION DU SITE,
INONDATION,
METODOS DE ENSAYO,
INVESTIGACION,
CULTIVOS,
VALLES,
PANTANO,
ARENA,
PRECIPITACION ATMOSFERICA,
SUELO ARIDO,
EXPERIMENTACION,
METODOS DE CULTIVO,
MAIZ,
MIJOS,
CACAHUETE,
ENSAYOS DE VARIEDADES,
RELACIONES PLANTA SUELO,
APLICACION DE ABONOS,
PREPARACION DEL SITIO,
INUNDACION, |
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