Influence of internal drainage on the chemical and electrochemical changes of four flooded soils and on the growth of rice [microform].

Xehetasun bibliografikoak
Egile nagusia: Krutkun, Tawin 1937-
Formatua: Visual Material
Hizkuntza:English
Argitaratua: Quezon City Photoduplication Service, University of the Philippines Library 1977.
Gaiak: