Productivity of some Philippine rice soils grown to rice-upland crop patterns

Xehetasun bibliografikoak
Egile nagusia:	Laureles, Eufrocino V. 1950-
Formatua:	Liburua
Hizkuntza:	English
Gaiak:	Rice > Soils. Cropping systems > Philippines. Soil productivity. Upland rice > Philippines.