-
9531
Hygroscopicity and longevity of some crop seeds at College, Laguna, Philippines [microform]
Publicado 1975Visual Material -
9532
-
9533
Timing of nitrogen application on lowland rice vareities differing in growth duration [microform]
Publicado 1975Visual Material -
9534
The adoption of a new variety (IRS) in a Philippine community [microform]
Publicado 1975Visual Material -
9535
An attitude study on the radio support of the Masagana 99 information programs [microform]
Publicado 1975Visual Material -
9536
Effect of x-rays on the pathogenicity of Pyricularia ryzae Cav. and on the resistance of rice varieties [microform]
Publicado 1975Visual Material -
9537
-
9538
Agricultural employment in region lll, Philippines, 1960-1972 [microform]
Publicado 1975Visual Material -
9539
Factors associated with the adoption of rice farm practices in Kampangsaen Secondary School in Thailand [microform]
Publicado 1975Visual Material -
9540