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  1. 621
    Breeding and improvement of farm animals /

    Breeding and improvement of farm animals / by Warwick, Everett J.

    Published 1979
    Book
  2. 622
    The artificial insemination of farm animals /

    The artificial insemination of farm animals /

    Published 1973
    Book
  3. 623
    Pig production in the tropics /

    Pig production in the tropics / by Devendra, C.

    Published 1979
    Book
  4. 624
    Methods of studying plant water relations /

    Methods of studying plant water relations / by Slavík, Bohdan

    Published 1974
    Book
  5. 625
    Surface and colloid science /

    Surface and colloid science /

    Published 1973
    Book
  6. 626
    Colloid science /

    Colloid science /

    Published 1979
    Book
  7. 627
    Introduction to colloid science /

    Introduction to colloid science / by Popiel, W. J.

    Published 1978
    Book
  8. 628
    Geochemistry of colloid systems : for eatrh scientists /

    Geochemistry of colloid systems : for eatrh scientists / by Yariv, Shmuel

    Published 1979
    Book
  9. 629
    Weed control by chemical methods /

    Weed control by chemical methods / by Matthews, L. J.

    Published 1975
    Book
  10. 630
    Epidemiology and plant disease management /

    Epidemiology and plant disease management / by Zadoks, Jan C.

    Published 1979
    Book
  11. 631
    Temperate-zone pomology /

    Temperate-zone pomology / by Westwood, Melvin N.

    Published 1978
    Book
  12. 632
    The Atlas of insect and plant viruses : including mycoplasmaviruses and viroids /

    The Atlas of insect and plant viruses : including mycoplasmaviruses and viroids /

    Published 1977
    Book
  13. 633
    Ecological strategies of xylem evolution /

    Ecological strategies of xylem evolution / by Carlquist, Sherwin

    Published 1975
    Book
  14. 634
    Plant pathology /

    Plant pathology / by Agrios, George N.

    Published 1969
    Book
  15. 635
    Plant pathology /

    Plant pathology / by Agrios, George N.

    Published 1978
    Book
  16. 636
    Plant virology : the principles /

    Plant virology : the principles / by Gibbs, Adrian

    Published 1980
    Book
  17. 637
    Methods for research on the ecology of soil-borne plant pathogens /

    Methods for research on the ecology of soil-borne plant pathogens / by Johnson, Leander F.

    Published 1972
    Book
  18. 638
    Producing vegetable crops /

    Producing vegetable crops / by Ware, George W.

    Published 1980
    Book
  19. 639
    Handbook of livestock equipment /

    Handbook of livestock equipment / by Juergenson, Elwood M.

    Published 1979
    Book
  20. 640
    Anatomy of seed plants /

    Anatomy of seed plants / by Esau, Katherine

    Published 1977
    Book

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