Soils,fertilizers, and crops basic principles of crop production in the tropics

Soils,fertilizers, and crops basic principles of crop production in the tropics

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Xehetasun bibliografikoak
Egile Nagusiak: Dagova, J.D, Sanzatanon, P.D
Beste egile batzuk: Title
Formatua: Liburua
Argitaratua: Philippines Rex Book Store 1990.
Gaiak:
Crop production in the tropics.
Soils.
Fertilizers.
Crops.