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2541
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2542
Estimates of genecological parameters for certain quantitative characters of Benguet pine [microform].
Argitaratua 1977Visual Material -
2543
Insects in relation to pollination and fruit set cucurbits [microform].
Argitaratua 1977Visual Material -
2544
The distribution of water supply and water adequacy within a gravity irrigation system [microform].
Argitaratua 1977Visual Material -
2545
Comparative performance of wire-loop and rasp-bar cylinders for threshing rice crop [microform].
Argitaratua 1977Visual Material -
2546
The effects of fooding low and high levels of energy on milk production of dairy cattle under Philippine conditions [microform].
Argitaratua 1977Visual Material -
2547
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2548
Meat production of efficiency F1 hybrids of mallard (Anas boschas) and muscovy (Cairina muschata) ducks [microform].
Argitaratua 1977Visual Material -
2549
Meat characteristics of mallard and muscovy ducks and their hybrid [microform].
Argitaratua 1977Visual Material -
2550