Dangos 1 - 3 canlyniadau o 3 ar gyfer chwilio '', amser ymholiad: 0.22e Mireinio'r Canlyniadau
  1. 1

    10 villages in Davao del Sur reeling from aphid attack.

    Cyhoeddwyd yn Philippine Daily Inquirer (2006)
    Erthygl

    10 villages in Davao del Sur reeling from aphid attack.
  2. 2

    Philippine aphidoidea (Homoptera) [microform] gan Calilung, Venus (Joaquin) 1933-

    Cyhoeddwyd 1977
    Visual Material

    Philippine aphidoidea (Homoptera) [microform]
  3. 3

    Aphid technology; with special reference to the study of aphids in the field gan Van Emden, Helmut Fritz

    Cyhoeddwyd 1972
    Llyfr

    Aphid technology; with special reference to the study of aphids in the field

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