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3911
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3912
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3913
The economics of irrigating sugarcane farms in San Carlos Milling Districts, 1967-1968
Publicado em 1977Visual Material -
3914
The diffusion and adoption of some recommended practices in swine production in Laguna, Philippines
Publicado em 1977Visual Material -
3915
Morphological changes in the differentiating alimentary tract and some of its derivatives in ophicephalus striatus bloch
Publicado em 1977Visual Material -
3916
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3917
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3918
The economic significance of the relationship between rice yield, nitrogen input and solar energy
Publicado em 1977Visual Material -
3919
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3920
The Filipino graduates of the Rice Production Training Program a follow-up study
Publicado em 1977Visual Material