21 Nov Integrated pest management in Rapeseed-Mustard
सरसों - रेपसीड में एकीकृत कीट प्रबंधन Rapeseed and mustard are most important rabi oilseed crops of our country. This group of crops comprises toria, brown sarson, yellow sarson, gobhi sarson, raya or Indian mustard, black mustard, rai and taramira. India is the second largest producer of rapeseed-mustard in the world after China. Major bottleneck in its production is reduction of yield due to pest attacks. Insects and diseases are appears important limiting factors which restrict the fast expansion of cultivation and productivity of these crops. One of the major concerns in enhancing and stabilizing the yield of rapeseed mustard is the incidence of insect and diseases, which are causing the damage to crop at different stages and responsible for huge yield losses to a extent ranging from 10 to 90 per cent. In present article important pests of mustard and their integrated management has been described in detail. A. Major Diseases of mustard i. White rust (Albugo candida): It is a serious problem of mustard causes leaf phase (local) and stag head (systemic) infections. The symptom develops on all aerial parts except root as light brown water soaked lesion covered with white growth of mycelium. Prominent white or creamy yellow pustules appear on lower surface of leaves and clearly visible during February -...