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3951
Problem solving skills of sophomore students as developed in general science in a selecyted high school [microform]
Gepubliceerd in 1976Visual Material -
3952
The teaching of elelmentary science in grades V and VI of Tubao Elementary Schools, Sto. Tomas District, Division of La Union, 1962-1963 [microform]
Gepubliceerd in 1976Visual Material -
3953
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3954
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3955
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3956
A normative model of the interregional trade pattern of play/rice in the Philippines [microform]
Gepubliceerd in 1976Visual Material -
3957
The biology and control of the rice leaf whorl maggot, Hydrellia philippina ferino (Ephydridae, Diptera)
Gepubliceerd in 1976Visual Material -
3958
The effects of rate of seeding and duration of submergence on the yield and other agronomic characters of water-seeded rice [microform]
Gepubliceerd in 1976Visual Material -
3959
The yield reduction of rice caused by mechanical and actual rat damage [microform]
Gepubliceerd in 1976Visual Material -
3960
Resource productivity estimated for lowland rice farms of Laguna Province, 1961-1962 [microform]
Gepubliceerd in 1976Visual Material