Энэ нь Book Таны хэл дээр байхгүй байгаа, Нь харах: English (en),
Эсвэл Google Translate ашиглах:  

This book may no longer be available in print.

This booklet is for commerical greenhouse growers, farmers, serious gardeners and anyone who wishes to maintain a low ecological profile by reducing their use of chemical pest-control substances. It includes the general principals of biological pest control and agents of biological pest control.

65 pages, illustrated

Publication Details

  • Published: 1995
  • Publisher: Green Spot
  • Dewey Decimal: 628
  • ECHO Library: 628 GRE