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Growth of coconut seedlings as influenced by different fertility levels in three soil types [microform]
Published 1981Visual Material -
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Productivity and returns to inputs of fishpan aquaculture in the Philippines [microform]
Published 1981Visual Material -
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Shifts in weed and weed seed population under different multiple cropping patterns [microform]
Published 1981Visual Material -
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Traditional home gardens of selected Philippine househols and their potential for improving human nutrition [microform]
Published 1981Visual Material