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21
Morpho-physiological characteristics and soil moisture relationships in some plant species of upland ecosystems [microform]
Published 1982Visual Material -
22
Soil-water relations and other physical properties of some andepts [microform]
Published 1979Visual Material -
23
Water retention and transmission characteristics of some soils in the Bicol river basin [microform]
Published 1978Visual Material -
24
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25
Interaction between soil moisture regime and nitrogen level in upland rice [microform].
Published 1977Visual Material -
26
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27
water transmission properties of some soils in the upper Pampanga River basin [microform]
Published 1977Visual Material -
28
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29
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30