LIBROS DEL AUTOR: m romanuk

1 resultados para LIBROS DEL AUTOR: m romanuk

  • Insect Hormones and Bioanalogues
    F. Sorm / K. Slama / M. Romanuk
    The application of organic insecticides in the agrotechnical praxis resulted in a great and unexpected progress in the control of insect pests, and was of a great economical value all over the world. The widespread application of these agents, however, is also accompanied by negative effects. The principal drawback of classical insecticides consists i...
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