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2451
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2452
Some properties of the forested soils of Mount Makiling and its vegetation [microform].
Published 1977Visual Material -
2453
Availability of inorganic phosphorus fractions and organic phosphorus accumulation in rice soils [microform].
Published 1977Visual Material -
2454
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2455
Students food preferences at two campuses of the university [microform].
Published 1977Visual Material -
2456
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2457
Faculty mobility in selected state colleges and universities in the Philippines [microform].
Published 1977Visual Material -
2458
High yielding rice varieties at the crossroads three post-trial alternative decisions among farmers [microform].
Published 1977Visual Material -
2459
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2460
The influence of fertilizers, mulch and light attenuation on the yield and quality of ginger [microform].
Published 1977Visual Material