Fertility evaluation of paddy soils in South and Southeast Asia first approximation chemical potentiality rating
Kyuma, Kazutake
Fertility evaluation of paddy soils in South and Southeast Asia first approximation chemical potentiality rating by Kazutake Kyuma & Keizaburo Kawaguchi - Kyoto University, Kyoto The Center for Southeast Asian Studies 1971 - 22 p. ; 28 cm. - Discussion paper no. 34 .
Soil fertility--South Asia
Soils--South Asia
Soils--Asia, Southeastern
Soil fertility Asia, Southeastern
Fertility evaluation of paddy soils in South and Southeast Asia first approximation chemical potentiality rating by Kazutake Kyuma & Keizaburo Kawaguchi - Kyoto University, Kyoto The Center for Southeast Asian Studies 1971 - 22 p. ; 28 cm. - Discussion paper no. 34 .
Soil fertility--South Asia
Soils--South Asia
Soils--Asia, Southeastern
Soil fertility Asia, Southeastern