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Journal of Pharmacognosy and Phytochemistry

Journal of Pharmacognosy and Phytochemistry

Vol. 9, Issue 3 (2020)

Population dynamics of Cabbage aphid, Lipaphis erysimi on cabbage crop (Brassica oleracea var. capitata L.)

Author(s):

Bhojeshwari Sahu, Rajesh Pachori, R Nagasri Navya and Shrikant Patidar

Abstract:
Studies on the seasonal prevalence of cabbage aphid, Lipaphis erysimi (Kaltenbach) in relation to weather parameters were conducted, in Jabalpur, Madhya Pradesh during Rabi season from Sept., 2017 to March, 2018. The Seasonal fluctuations of pest population indicated that, incidence of aphids, Lipaphis erysimi were initiated in the vegetative stage when the crop age was about 75 days during fourth week of November (48th SW) with 2.10 aphids/head and its feeding continued on the lower surface of leaves till harvesting of the crop. There was increase in population in subsequent weeks and the peak aphid population was recorded in first week of February (5th SW) with a population of 34 aphids/plant. Average temperature exerted significant negative relationship (r= -0.50*) with aphid population.

Pages: 950-952  |  1013 Views  517 Downloads


Journal of Pharmacognosy and Phytochemistry Journal of Pharmacognosy and Phytochemistry
How to cite this article:
Bhojeshwari Sahu, Rajesh Pachori, R Nagasri Navya and Shrikant Patidar. Population dynamics of Cabbage aphid, Lipaphis erysimi on cabbage crop (Brassica oleracea var. capitata L.). J Pharmacogn Phytochem 2020;9(3):950-952.

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