Studies on linkage relations of genes for disease and insect resistance and a kernel trait in rice [microform]. by Sujadi, Subijanto 1929-

Ems-induced mutants with different relative resistance against powdery mildew (Erysiphe graminis DC f. sp. Hordei marchal) of Barley. by Abdel-Hafez, Galal Ibrahim Abdel-Aziz 1939

Host plant resistance to pests

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Field evaluation on three control agents against the lepidoterous pests on three corn varieties [microform] by Repollo, Panfilo Quiniones 1944-

Inheritance of resistance to bacterial blight, xanthomonas cryzae (uyeda and ishiyama) Dowson in four rice varieties [microform]. by Librojo, Vicente Talato 1947-

Fungicidal value and effectiveness of some mineral oils as carriers of dithane M-45 for the control of Philippine corn downy mildew [microform]. by Estrada, Bienvenido Alvarez 1932-

Root knot of mung bean host-parasite relationships and varietal screening for disease resistance [microform]. by Catibog, Corazon Santos 1950-

Studies on the inheritance of resistance to bacterial blight in rice [microform]. by Petpisit, Vichien 1943-

Inheritance of resistance to the brown planthopper. Nilaparvata lugens (Stal.) in some breeding lines of rice (Oryza sativa L.) [microform]. by Martinez, Cesar Racines 1943-

Immortal history the year 1932