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  Search result  Your search for [subject]Insects, Injurious and beneficial -- Biological control returned 2 records.  
 
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  Book The principles of biological control; interrelation of hosts and pests and utilization in regulation of animal and plant populations.

by Sweetman, Harvey Leroy, 1896-; Dubuque, Iowa: W.C. Brown Co., 1958.

Subject: Insects, Injurious and beneficial -- Biological control; Agriculture pests.

 
     
Relevance: 38.27%
 
     
  Book Insect sex attractants.

by Jacobson, Martin, 1919-; New York: Interscience Pub., 1965.

Subject: Insects, Injurious and beneficial -- Biological control; Insect baits and repellents; Insects -- Physiology.

 
     
Relevance: 37.98%
 
     
 
         
         
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