Varma, G. C., Punjab Agricultural University, Ludhiana - 141004, India

• Journal of Biological Control Volume 7, Issue 1, 1993 - Articles
  Studies on the Comparative Efficacy of Trichogramma chilonis Ishii (Hymenoptera:Trichogrammatidae), Insecticides and Integration of Trichogramma with Insecticides for the Suppression of Cotton Bollworms
  Abstract  PDF