TY - BOOK T1 - Field and laboratory studies on the effectiveness of dungs for the control of plant parasitic nematodes on cowpea A1 - Calinga, Ronaldo H. 1939- LA - English UL - https://tuklas.up.edu.ph/Record/UP-99796217604437650 NO - Mimeographed. NO - Thesis (M.S.)--University of the Philippines, Los Banos. NO - Vita. CN - LG 995 1979 P57 C35 KW - Farm manure. KW - Plant nematodes : Control : Philippines. ER -