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731
-
732
-
733
-
734
Transmission studies on banana bunchy-top virus in the Philippines [microform]
Published 1977Visual Material -
735
-
736
A study on the host range of tungro and orange leaf viruses of rice [microform]
Published 1977Visual Material -
737
The relationship between echinocloa and abaca mosaic viruses [microform]
Published 1977Visual Material -
738
Penetration and infection by Sclerospora Philippinensis Weston on corn [microform]
Published 1977Visual Material -
739
Some studies on the transmission of bacterial blight of rice through seed [microform]
Published 1977Visual Material -
740
Cross resistance in selected rice varieties to four species of stem borers [microform]
Published 1977Visual Material