Dangos 1 - 2 canlyniadau o 2 ar gyfer chwilio 'Heckman, Charles W', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1
    Rice field ecology in northeastern Thailand
    gan Heckman, Charles W
    Cyhoeddwyd 1979
    Printed Book
  2. 2
    Rice field ecology in the nort eastern Thailand: The effect of wet and dry seasons on a cultivated aquatic ecosystem
    gan Heckman, Charles W
    Cyhoeddwyd 1979
    Printed Book
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