Effects of the different tillage techniques on the efficiency of weed control and nitrogen uptake in transplanted rice [microform].

Podrobná bibliografie
Hlavní autor: Castroverde, Yolanda LUmanug 1951-
Médium: Visual Material
Jazyk:English
Vydáno: Quezon City Photoduplication Service, University of the Philippines Library 1980.
Témata: