Bugu da ƙari, ga dukan ƙwararrun karin kwari na al'adun Turawa - ƙiyayya da ƙwayar ƙwaro na Colorado , akwai wasu cututtuka masu yawa waɗanda ke haifar da rage yawan amfanin ƙasa. Wasu cututtuka suna haifar da karkatar da ganye. Bari muyi magana game da wannan abu mai ban sha'awa da kuma hanyoyi na yaki da shi a cikin labarin.
Ganye na dankalin turawa - abin da ya sa
Ƙungiyar farko ta haddasawa shine cututtukan cututtuka. Wadannan sun haɗa da:
- Wrinkled mosaic. Kuskuren yana tare da raguwa a girma, ƙananan magungunan, wrinkles da karkatar da gefen ganye. Sakamakon hakan shine sakamakon jinkirin ragowar veins.
- Stripe mosaic. Haka kuma cutar ta nuna kanta a lokacin budding dankali. Da farko, aibobi masu launin ruwan duhu suna iya gani - necrosis na ganye daga ƙananan gefen, tare da raunuka mai tsanani da ganyayyaki sun mutu, rataye a kan mai tushe. Dama, ana rinjaye ƙananan ganye, tip din ya kasance kore. Wadannan bayyanar cututtuka suna ƙaruwa a lokacin zafi mai tsanani.
Yadda za a magance idan ganye daga dankalin turawa saboda ƙwayar cuta: kariya daga dankali daga cututtukan cututtukan cututtuka ita ce kawar da tsire-tsire masu tsire-tsire tare da tubers, sarrafa ƙwayar cuta, girbi na lokaci. Kamar yadda iri, kawai mafi kyawun sayan da aka sayi a cikin ɗakunan fasaha ya kamata a zaɓa.
Ƙungiyar ta biyu na dalilai na karkatar da ganyayyaki dankali shine cututtuka masu lahani:
- Phytophthorosis - rinjayar ba kawai ganye, amma har ma mai tushe da kuma dankalin turawa, tubers. Na farko, aibobi masu launin toka da launin toka suna fitowa akan ganye, idan ba'a kula da shuka ba, tubers a kan yanke zasu zama launin ruwan kasa da mai yawa. Hanyar gwagwarmayar ita ce rigakafin, gabatarwa da abubuwan da ake bukata a cikin ƙasa, a lokacin girma da kake son aiwatarwa da bishiyoyi tare da shirye-shiryen magani.
- Parsh - take kaiwa zuwa karkatarwa daga cikin ganyayyaki, tushen tushen dankali shine launin launin fata kuma a hankali ya mutu. Ƙananan tsire-tsire sun fi sauƙi ga wannan cuta. Bayan sprouting tubers, cutar ba ya shafi seedlings. Saboda haka yana da kyau a shuka shukaccen dankali da kuma tabbatar da cewa babu kullun ƙasa a kan ridges. Kafin dasa shuki, ana bi da tubers tare da kashi 1.5% na acid acid.
Wadannan dalilan da yasa ake sa dankali dankali suna hade da cututtuka na kwayan cuta. Babban abu baki ne. Yana tasowa a lokacin ajiya na tubers, da kuma a lokacin girma kakar na shuka. Na farko, dabbobin daji sunyi a cikin dankalin turawa, to, tushe na tushe ya juya baƙar fata da kuma rot. Tsakanin matakan kawai zasu taimaka a nan: ƙaddamar da tsirrai na tubers, dafaɗarsu a cikin wani bayani na microelements - boron, jan karfe sulfate, manganese da tutiya.
Wani lokaci dalili da cewa dankali juya launin rawaya da rassan ganye suna fari da zafin zafi, abin da za a yi a wannan harka: watering da humming bushes, za ka iya kunsa gadaje don ci gaba da danshi a cikin ƙasa ya fi tsayi.