›› 1955, Vol. 5 ›› Issue (4): 373-392.doi:

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BIOLOGICAL INVESTIGATIONS ON HYMENOPTEROUS EGG-PARASITES OF THE PINE CATERPILLAR AND THEIR UTILIZATION IN BIOLOGCAL CONTROL

CHU Joo-TSO   

  1. Cheking Agricultural College
  • Online:1955-10-15 Published:1955-10-15