Showing 1 - 13 results of 13 for search 'Joy, P. J.', Forespørselstid: 0.02s Refine Results
  1. 1
    Ecology and control of salvinia:African payal, the kolesting weed of Kerala( Filicales)
    af Joy, P J
    Udgivet 1978
    Printed Book
  2. 2
    A Biology and morphology of brachymerianephantidis Gahan (Hymenoptera: Chalcidide and its comparative efficacy in the control of Nephantis serinopa Meyrick the Black – Headed Caterpiller pest of coconut in Kerala /
    af Joy, P J
    Udgivet 1975
    Ph.D Thesis
  3. 3
    Biology and morphology of brachymerianephantidis Gahan (Hymenoptera: Chalcidide and its comparative /
    Ph.D Thesis Printed Book
  4. 4
    Biology and morphology of brachymerianephantidis Gahan (Hymenoptera: Chalcidide and its comparative /
    Printed Book
  5. 5
    Animal diversity
    af Joy, P J
    Udgivet 1998
    Printed Book
  6. 6
    Survival of the unittest and the genetic way to prosperity
    af Joy P J
    Printed Book
  7. 7
    Ecology and control of salvinia(african payal): the molesting weed of kerala
    af Joy, P J
    Udgivet 1978
    Printed Book
  8. 8
    Insect pest natural enemy- host plant interaction studies with special reference to the Brown Planthoper Nilaparvata Lugens(Stal.)
    af Haseena Bhaskar
    Udgivet 1999
    Andre forfattere: “...Joy P J (Guide)...”
    Ph.D Thesis
  9. 9
    Studies on the pests of Chromolaena in Kerala
    af Lyla K R
    Udgivet 1983
    Andre forfattere: “...Joy P J (Guide)...”
    Ph.D Thesis
  10. 10
    Bioecology of Orthogalumna Terebrants Wallwork on Waterhyacinth
    af Babykala P
    Udgivet 1994
    Andre forfattere: “...Joy P J (Guide)...”
    Ph.D Thesis
  11. 11
    Biology morphology nature of attack and dispersal of cytobaygous salviniae calder and sands
    af Leena KT
    Udgivet 1988
    Andre forfattere: “...Joy P J (Guide)...”
    Ph.D Thesis
  12. 12
    Studies of Rats and Rat Traps of Kerala
    af George C M
    Udgivet 1979
    Andre forfattere: “...Joy P J (Guide)...”
    Ph.D Thesis
  13. 13
    Oriental brachymeria : a monograph on the oriental species of brachymeria : Hymenoptera : chalcididae
    af Joseph, K J
    Udgivet 1973
    Andre forfattere: “...Joy ,P J...”
    Printed Book
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