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