Daya daga cikin matsalolin noman dankalin turawa shine gurbacewar shuka. Idan akwai adadi mai yawa na weeds, amfanin dankalin turawa na iya raguwa da 20-25% ko fiye.
Ciyawa suna ɗaukar danshi da abinci mai gina jiki daga ƙasa, kuma sakamakon haka, dankali bazai sami isassun abubuwan gina jiki da ake buƙata don ingantaccen girma da haɓaka ba. Tare da babban mataki na infestation, weeds na iya shaƙa da tsire-tsire dankalin turawa a matakin seedling, wanda ke shafar photosynthesis da samuwar koren taro na shuka kuma daga baya ya haifar da hasara mai yawa a cikin yawan amfanin ƙasa.
Reshe na Cibiyar Kasafin Kudi ta Tarayya "Rosselkhoztsentr" a cikin yankin Krasnoyarsk yana gudanar da aikin kulawa, ƙidayar adadin da ƙayyade nau'in nau'in ciyawa.
A cikin yankin Krasnoyarsk, nau'in ciyawa na yau da kullun a cikin dashen dankalin turawa shine shuka shukar sarƙaƙƙiya, ciyawar gado mai ƙarfi, ciyawa mai ɗorewa, farin alade, sarƙaƙƙiya na fili, da ciyawa mai rarrafe.
Dangane da binciken da kwararru daga reshe na Cibiyar Kasafin Kasafin Kudi ta Tarayya "Rosselkhoztsentr" a cikin yankin Krasnoyarsk suka gudanar, masu samar da noma suna karɓar rahoton binciken amfanin gona tare da jerin ciyayi da aka fi sani da su a wurin. Idan kofa na cutarwa ga kamuwa da cuta ya wuce, masana sun ba da shawarwari game da magance yankin tare da herbicides, bisa ga jerin magungunan kashe qwari da agrochemicals da aka amince don amfani a cikin yankin Tarayyar Rasha, idan ya cancanta, tare da zaɓi na kayan aiki mai aiki. miyagun ƙwayoyi.
A halin yanzu, daya daga cikin mafi inganci hanyoyin magance ciyawa shine amfani da kayayyakin kariya daga amfanin gona na sinadarai (amfani da maganin ciyawa). Zaɓin da ya dace na sashi mai aiki na miyagun ƙwayoyi, tare da bin ka'idoji da ka'idojin amfani, na iya rage lamba da mummunan tasirin weeds akan dankali, wanda ke da tasiri mai kyau akan inganci da yawan amfanin gona.
Yin amfani da rashin hankali na herbicides, ba tare da la'akari da nau'in nau'in weeds ba da kuma zaɓin da ya dace na kayan aikin magungunan kashe qwari, ya haɗa da farashin tattalin arziki "marasa amfani". Sau da yawa muna jin ta bakin masu noma cewa an yi maganin ciyawa a gonakinsu, misali a kan ciyawa, amma ba a samu sakamako ba. Ɗaya daga cikin manyan dalilan wannan shine kuskuren zaɓi na kayan aiki na miyagun ƙwayoyi. Duban amfanin gona da kwararru na reshe na Hukumar Kasafin Kudi ta Tarayya "Rosselkhoztsentr" a cikin yankin Krasnoyarsk ya ba da damar sanin nau'ikan nau'ikan ciyawa a kowane yanki kuma zaɓi mafi dacewa da herbicides don lalata ko rage yawan abubuwa masu cutarwa.