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71
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72
Effects of temperature and light on transmission of rice tungro disease [microform].
Published 1977Visual Material -
73
Varietal resistance to the rice whorl maggot Hydrellia philippina Ferino [microform].
Published 1977Visual Material -
74
Effects of nutritional and microclimatic conditions on the development of sheath blight disease of rice [microform].
Published 1977Visual Material -
75
Identification and cytogenetic studies of primary trisomics in rice (Oryza sativa L.) [microform].
Published 1977Visual Material -
76
Sulfur availability to rice plants and its transfoemation in rice soil and rhizosphere [microform]
Published 1977Visual Material -
77
Some studies on the transmission of bacterial blight of rice through seed [microform]
Published 1977Visual Material -
78
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79
Cross resistance in selected rice varieties to four species of stem borers [microform]
Published 1977Visual Material -
80