Subjects: | SOIL FERTILITY,
RESEARCH,
POT CULTURE,
EXPERIMENTATION,
FERTILIZERS,
METHODS,
FERTILIZER APPLICATION,
TRIAL METHODS,
SAMPLING,
CROPS,
SUGARBEET,
POTATOES,
ONIONS,
MAIZE,
SOIL ANALYSIS,
APPLICATION RATES,
NITROGEN,
PHOSPHORUS,
POTASSIUM,
LEAVES,
TISSUE ANALYSIS,
ROOTS,
PLANT TISSUES,
GROWTH,
YIELDS,
FERTILITE DU SOL,
RECHERCHE,
FERTILIDAD DEL SUELO,
INVESTIGACION,
CULTURE EN CONTENEUR,
ENGRAIS,
METHODE,
FERTILISATION,
METHODE D'ESSAI,
ECHANTILLONNAGE,
PLANTE DE CULTURE,
BETTERAVE SUCRIERE,
POMME DE TERRE,
OIGNON,
MAIS,
ANALYSE DE SOL,
DOSE D'APPLICATION,
AZOTE,
PHOSPHORE,
FEUILLE,
ANALYSE DE TISSUS,
RACINE,
CULTIVO EN CONTENEDOR,
EXPERIMENTACION,
ABONOS,
METODOS,
APLICACION DE ABONOS,
METODOS DE ENSAYO,
MUESTREO,
CULTIVOS,
REMOLACHA AZUCARERA,
PAPA,
CEBOLLA,
MAIZ,
ANALISIS DEL SUELO,
DOSIS DE APLICACION,
NITROGENO,
FOSFORO,
POTASIO,
HOJAS,
ANALISIS DE TEJIDOS,
RAICES, |