Post-harvest profile of red gram - Agmarknet

2.KhaprabeetleTrogodermagranarium(Everts)3. Dried beanweevilAcanthoscelidesobtectus(Say)4. Rice mothCorcyracephalonica(Stainton)5.Confusedflour beetleTriboliumconfusum J.du V.BeetleLarvaeMothi) Larvae are one of themost serious stored grainpests but the beetle itselfdoes not damage.ii) The larvae starts feedingfrom embryo point and laterconsume the entire kernel,which makes the grainhollow and only the huskremains.iii) Infested grains are fullwith frass, cast skins oflarvae and excreta, whichresults in deterioration ofquality of grains.iv) The larvae are oftenfound on edges of jutestacks and make theinfested store unhygienic.i) Infestation is induced inthe field on ripening of cropwhen pods are split.ii) Larvae feed on the seedby boring.i) Larvae contaminate thefood grains with densewebbing, excreta and hairs.ii) Whole grains are boundinto lumps.i) Beetle and larvae bothfeed on broken anddamaged grains producedby milling and handling orattacked damaged grains ofother insects.prepared solution per100 square meterarea. Spray at every15 days interval.2.DDVP(76 percent EC):Mix 1 litre in 150 litreof water. Use 3 litreprepared solution per100 square meterarea. Do not spray onstock. Spray on wallsand floors of thegodown as and whenrequired or once in amonth.3.Deltamethrin(2.5/WP):Mix 1 kg in 25 litre ofwater. Use 3 litreprepared solution per100 square meterarea. Spray on gunnybags after 3 monthsinterval.B) Curativetreatment:Use following fumigantsto controlinfested stock/godownof Red gram.1.Alluminiumphosphide:For stack fumigation,use 3 tablets/tonneand put polythenecover on infestedstock. For godownfumigation, use 120 to140 tablets/100 cubicmeter area and keepgodown structureairtight and closed for7 days.24