WebAs they mature, they develop little black spots and two bright white or yellow stripes along their flanks. The duration of the different life stages is closely linked to environmental conditions, mostly temperature and the … WebThe total life cycle is completed in 43-63 days. Ecology . After December, particularly after heavy rains, heavy infestation develops. Fruit borers are polyphagous and appear on chilli crop both in vegetative phase and at the time of pod formation. Among the pod borers, spodoptera litura is major and does maximum damage to chilli crop.
TNAU Agritech Portal :: Crop Protection
WebPreventive Measures. Choose a tolerant variety (e.g Co-6 or Co-7). Keep a minimum distance between your plants at sowing. Try to keep up a population of beneficial insects by planting border crops like pigeonpea, … WebLife cycle: Adult moths are medium sized, with a wing span of 3-4 cm. They are extremely variable in colour from buff to light brownish to greyish-brown, marked with dark greyish irregular lines on the fore wing and a broad … green self tapping screws
LIFE CYCLE OF SPOTTED POD BORER, MARUCA VITRATA …
Webfrom pre-flowering to pod maturing stage by feeding on flower buds, flowers and pods through webbing. Economic loss of 25 - 50% in green gram was reported by Sandhyarani and Eswari [4]. Differences in agro-climatic conditions and crop phenology may influence the biology and life cycle of M. vitrata. Therefore, WebMuhammad Sas. The pod borer Helicoverpa armigera Hübner (Lepidoptera: Noctuidae) is an important insect pest of chickpea and several other crops in Asia, Africa and Australia. The present studies were carried out on integration of various practices for the management of H. armigera in Punjab, Pakistan, during 2004-05. WebJan 8, 2009 · Pod Borers of Chickpea. Submitted by shelly on Thu, 08/01/2009 - 16:19. Posted in . Chickpea; Biotic stress; Helicoverpa armigera; Insect pest; Gram pod borer; Protection technology; India; Icrisat; English; Pod borers. Damage symptoms : Feed on all green parts and defoliate young crops. ... The life cycle is completed in about 4 weeks … fmla newborn