Studies on population of wheat aphids on wheat crop in new campus area, Lahore [Pakistan]

Akhtar, M.S.; Parveen, S. . Dept. of Zoology

Studies on population of wheat aphids on wheat crop in new campus area, Lahore [Pakistan]

2002

Akhtar, M.S. | Parveen, S. (Punjab Univ., Lahore (Pakistan). Dept. of Zoology)

Aphid population on wheat crop was studied during the growing season of crop at New Campus, Lahore. Two species of aphids were recorded on wheat crop. These were Schizaphis graminum and Rhopalosiphum padi. The aphid density per leaf varied from January 9, 1998 to April 14, 1998 and was maximum on February 26, 1998. At the end of February, aphids started shifting to the ears. Maximum aphid population per ear (48.0) was recorded on March 27, 1998.

Показать больше [+]