Vol. 12, Special Issue 7 (2023)

Author(s):
Suman Kumari, DK Bairwa, Arjun Lal Choudhary and RG Samota

Abstract:
Investigation entitled “Seasonal Incidence of Shoot and Fruit Borer, Leucinodes orbonalis (Guenee) on brinjal in relation to weather parameters” was carried out at Horticulture farm, S.K.N. College of Agriculture, Jobner (Rajasthan) in Kharif, 2017. The infestation of shoot and fruit borer, L. orbonalis on shoots of brinjal (1.65%) commenced in the third week of July and reached to its peak (29.10%) in the last week of August and on fruits (13.20 and 10.80% both on number and weight basis) it started in the first week of October, reached to maximum (61.10 and 58.10% both on number and weight basis) in the last week of October. The infestation of L. orbonalis on shoots of brinjal and on fruits both on number and weight basis it had significant positive correlation (r= 0.670, r = 0.604 and r = 0.597, respectively) with maximum temperature.