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  1. 21

    Biological constraints to high yields on some rice farms in Nueva Ecija, Philippines [microform] by Abilay, Wenceslao P.

    Published 1981
    Visual Material

    Biological constraints to high yields on some rice farms in Nueva Ecija, Philippines [microform]
  2. 22

    Biology of trichoqramma spp. and their effectiveness as biological control for the sugarcane stem borer, tetramoera schistaceana sn. [microform] by Alba, Melanie C.

    Published 1981
    Visual Material

    Biology of trichoqramma spp. and their effectiveness as biological control for the sugarcane stem borer, tetramoera schistaceana sn. [microform]
  3. 23

    Survival of Pseudomonas solanacearum E. F. Smith in the rhizosphere of some weed and economic plant specied [microform] by Chan, Han Hee 1949-

    Published 1981
    Visual Material

    Survival of Pseudomonas solanacearum E. F. Smith in the rhizosphere of some weed and economic plant specied [microform]
  4. 24

    Nutritional contribution of supplementary foods in a feeding center in Laguna effetcs on the nutritional status of pre-school children [microform] by Garcia, Lorna Damar

    Published 1981
    Visual Material

    Nutritional contribution of supplementary foods in a feeding center in Laguna effetcs on the nutritional status of pre-school children [microform]
  5. 25

    Inheritance of bacterial wilt (caused by Pseudomonas solanacearum EFS) resistance in tomato (Lycopersicon escukentum Mill.) [microform] by Gomez, Sheilachu L. Paje 1948-

    Published 1981
    Visual Material

    Inheritance of bacterial wilt (caused by Pseudomonas solanacearum EFS) resistance in tomato (Lycopersicon escukentum Mill.) [microform]
  6. 26

    Factors associated with job involvement in community development projects of some community memebers in five barangays in Laguna [microform] by Jerusalem, Felina N.

    Published 1981
    Visual Material

    Factors associated with job involvement in community development projects of some community memebers in five barangays in Laguna [microform]
  7. 27

    Productivity and returns to inputs of fishpan aquaculture in the Philippines [microform] by Ramirez, Jimmy L.

    Published 1981
    Visual Material

    Productivity and returns to inputs of fishpan aquaculture in the Philippines [microform]
  8. 28

    Shifts in weed and weed seed population under different multiple cropping patterns [microform] by Tavatchai Radanachaless

    Published 1981
    Visual Material

    Shifts in weed and weed seed population under different multiple cropping patterns [microform]
  9. 29

    Field stidues of effective rainfall for lowland rice [microform] by Le Ngoc Sen, 1951-

    Published 1981
    Visual Material

    Field stidues of effective rainfall for lowland rice [microform]
  10. 30

    A psychological study of the customs, mores, and tabus of the Ifugao people. Submitted to the Graduate Studies Committee, College of Education, University of the Philippines .--fo... by Guinid, Martin 1914-

    Published 1981
    Visual Material

    A psychological study of the customs, mores, and tabus of the Ifugao people. Submitted to the Graduate Studies Committee, College of Education, University of the Philippines .--for the degree of Master of Arts [microform]

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