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6961
Border and variety-competition effects in lowland rice performance tests [microform]
Published 1975Visual Material -
6962
Resistance of various growth regulators on the growth, flowering and yield of rice [microform]
Published 1975Visual Material -
6963
Resistance of isolates of Piricularia Oryzae to fungicides [microform]
Published 1975Visual Material -
6964
Influence of nitrogen and plant spacing in the yield components of non-photoperiod sensitive rice varities [microform]
Published 1975Visual Material -
6965
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6966
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6967
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6968
Hygroscopicity and longevity of some crop seeds at College, Laguna, Philippines [microform]
Published 1975Visual Material -
6969
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6970
Timing of nitrogen application on lowland rice vareities differing in growth duration [microform]
Published 1975Visual Material