Kwaro dankali

A'a, watakila, babu wani kayan lambu wanda zai zama sananne a kasarmu, kamar dankali. Amma, rashin alheri, tubers bai dace ba ga mutum kawai, har ma ga kwari kwari, wasu daga cikinsu suna iya lalata manyan filayen dankalin turawa kusan a cikin kwanakin da ake kira "a kan itacen inabi".

Babban kwari da dankali da matakan don magance su

To, wane irin kwari kwari ne dankali ya fi son?

1. Da farko a cikin jerin kwari da dankali shine sababbin ƙwayoyin zuma na Colorado ga maza da yara. Wannan kwaro yana da halayyar taguwar launi kuma yana rinjayar duka dankalin turawa da kuma tubers. Kwararren Colorado mai laushi yana sa qwai akan kasan bishiyoyi, kuma a cikin yanayin zafi mai kyau a cikin ɗan gajeren lokaci daga gare su da ƙuƙuwa, wanda a cikin gajeren lokaci zai iya hallaka gaba daya cikin daji. Don magance magungunan dankalin turawa na Colorado , yawancin kwari suna ci gaba, irin su Karate, Aktara, Inta-vir, da sauransu. "Koragen" mai guba mai guba yana haifar da kyakkyawan sakamako. Don kare kariya daga kwari, 'yan kalaman' 'kananan' yan kananan dankalin turawa sun cancanta ta hanyar hanyoyin mutane, alal misali, samfurin littattafan beetles, larvae da ƙwayoyin cuta a cikin kwantena da kerosene ko brine.
2. Dankali tubers mafi sau da yawa zama wanda aka azabtar da larvae na irin ƙwaro-snapper - wireworm . Mata na ƙwaƙwalwar ƙwaro suna sa qwai a cikin kasan da ke ƙasa, bayan abin da larvae ya bayyana bayan dan lokaci. Wireworms na zaune a cikin ƙasa na shekaru 2-5, yana motsawa daga wuri zuwa wuri a cikin zurfin kimanin 10-20 cm. A cikin rayuwar rayuwa, ƙwayoyin ruwa suna sanya dankalin turawa a jikin dankalin turawa, a sakamakon haka ne tubers suka lalace. Taimako don jimre wa mamayewa na tsinkayen waya yana taimakawa ganyayyaki zuwa ga zurfin 20 cm, wanda ya dace da cire ƙwayar alkama, wanda ya janye wannan kwaro.
3. Nematode kuma yana da babbar haɗari ga dankalin turawa. Bayan shan kashi na wannan ƙwayar, lambun dankalin turawa ya fara raguwa a cikin ci gaba amma baya samar da tubers, kuma a kan tushenta sun samo asali, cike da qwai da qwai da nematode larvae. Saboda haka, wani daji da kwayar dankalin turawa ta buga ta zama tushen kamuwa da wasu bushes. Don kaucewa wannan, dace kau da kuma ƙone bushes shafi dankalin turawa, nematode zai taimaka.