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

ग्रंथसूची विवरण
मुख्य लेखक:	Laureles, Eufrocino V. 1950-
स्वरूप:	पुस्तक
भाषा:	English
विषय:	Rice > Soils. Cropping systems > Philippines. Soil productivity. Upland rice > Philippines.