-
711
-
712
-
713
-
714
-
715
Seasonal changes of the pathogenic races of pyricularia oryze cav. at the IRRI blast nursery [microform]
Published 1977Visual Material -
716
Survey, identification and pathogenicity tests of nematodes associated with tobacco grown in northern Luzon [microform]
Published 1977Visual Material -
717
Field evaluation on three control agents against the lepidoterous pests on three corn varieties [microform]
Published 1977Visual Material -
718
-
719
Assessment of soybean yield loss due to bacterial pustule [microform].
Published 1977Visual Material -
720


