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71
Effects of varietal type and nitrogen fertilizer management on rice-corn intercrop [microform].
Cyhoeddwyd 1980Visual Material -
72
Reading interests of first year students of Jose Abad Santos High School, Arellano University [microform].
Cyhoeddwyd 1980Visual Material -
73
Public relations in the Armed Forces of the Philippines its activities and problems [microform]
Cyhoeddwyd 1980Visual Material -
74
Some effects of financial policies on industrial promotion [microform]
Cyhoeddwyd 1980Visual Material -
75
Levels of living and aspirations of Operation Land Transfer (OLT) beneficiaries of Kabacan, North Cotabato [microform]
Cyhoeddwyd 1980Visual Material -
76
Diffusion of a rat control innovation smong Masagana 99 farmers in Laguna, Philippines [microform]
Cyhoeddwyd 1980Visual Material -
77
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78
The mosaic diseases to maize in the Philippines, Their casual viruzes and vectors [microform]
Cyhoeddwyd 1980Visual Material -
79
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80