Ƙungiyar jawo a kan ganyen cucumbers

Yawancin iyalan da ke da kananan gonaki sun fi son shuka kayan lambu, alal misali, cucumbers. Wannan zai ba da damar jin dadin 'ya'yan itatuwa mai tsabta a lokacin lokacin rani, don yin tsumburai da raƙuman ruwa don hunturu. Duk da haka, noma irin wadannan tsire-tsire masu ban sha'awa suna hade da wasu matsaloli. Mutane da yawa lambu suna kokawa da bayyanar rawaya ganye a cucumbers. Dalilin wannan abu ba shi da sani ga mutane da yawa - watakila wata cuta ko rashin wani abu. Bari mu bayyana dalilin da yasa ganye na kokwamba sunyi launin rawaya da yadda za'a magance shi.

A kan ganyen cucumbers rawaya rawaya: da haddasawa

1. Yawancin lokaci, raunuka daga cikin ganyayyaki na kayan lambu masu kyau suna hade da yanayin muhallin da cututtuka mara kyau. Don haka, alal misali, kamuwa da cuta irin wannan anthracnose ya bayyana ta bayyanar launin rawaya da haske a kan mai tushe da ganyen kokwamba. Yawancin lokaci, yana fitowa ne daga tsarkewar iska, wanda ya saba da kayan lambu mai girma na kayan lambu. Yawancin lokaci, waɗannan spots sun zama masu cike da ruwan hoda.
2. Dalilin da cewa ganyayyaki na rawaya na cucumbers, akwai wata cuta - ascochitis . Hakanan kuma kamuwa ne na fungal, wanda za a iya damuwa da gaskiyar cewa ganyen cucumbers a gefen gefuna suna juya launin rawaya, kuma akwai launin ruwan kasa mai haske da launin toka mai haske wanda ke rufe dige baki - rassan sporiferous na naman gwari. Irin waɗannan bayyanai sun fara bayyana a kan ƙananan ƙananan ƙananan tsirrai. Sa'an nan kuma cucumbers juya launin rawaya ƙananan ganye - mafi rauni kuma ƙasa da haske. Askohitosis da sauri ya shimfiɗa a kan kayan lambu, 'ya'yan itatuwa sun zama mawuyaci kuma: stalk ya juya launin rawaya, sa'annan tayi kanta yana da duhu kuma blackens.
3. Haka kuma akwai wata cuta na cucumbers lokacin da ganye ya juya launin rawaya: spots bayyana a saman leaf tare da veins, da ƙananan gefen an rufe shi da launin toka-lilac-spores na naman gwari-causative wakili na peronosporosis , ko downy mildew. Yayinda kamuwa da cuta ta tasowa, wadannan suturar ruwan sun zama launin ruwan kasa, dabba mai lalacewa da ya kamu da shi ya fadi kuma shuka ya mutu.
4. Dalilin da cewa seedling na kokwamba rawaya ganye, akwai iya zama mosaic - cutar viral. Yawanci yakan taso ne a kan ganyen tsire-tsire masu tsire-tsire a cikin nau'i na fari da launin rawaya a siffar sifa.
5. Ƙafar fata ba wata cuta ne mai ƙwayar cuta ba. Wanda aka shafa a farkon ya zama tsarin tushen, to, kokwamba ya juya launuka masu launin rawaya (na farko), ƙwarƙashin wuyansa ya zama launin ruwan kasa. Cututtuka na da hatsarin gaske domin sau da yawa yakan kai ga taro mutuwar seedlings.
6. Zuwa launin rawaya na gefen ganye wani lokaci yakan haifar da rashin potassium . Idan a kan ganyayyaki rawaya sassa na ganye tsakanin kwayoyin zama, don haka rashin magnesium .

Mene ne idan akwai rawaya rawaya a kan ganyen cucumbers?

Idan an samo anthracnose, dole a cire dukkan tsire-tsire masu tsinke don hana hana dukkanin dasa. Idan akwai farkon bayyanar cututtukan cututtuka, kana buƙatar fesa kokwamba da ake kira 1% Bordeaux cakuda - wani bayani na jan karfe sulfate da lemun tsami (100 g na kowane abu da lita 10 na ruwa).

Tare da askohitosis, an bada shawara a shafe sassa na shuke-shuke da aka shafa tare da cakular busassun lemun tsami da ash, kazalika da spraying Basal ɓangare na cucumbers Bordeaux cakuda .

Da farko bayyanar cututtuka na downy mildew, cucumber plantings za a iya bi da tare da bayani na potassium permanganate, shan 2 g na abu da lita 10 na ruwa. Tare da raunuka masu tsanani, ana buƙatar ƙwayoyi masu mahimmanci don yaki da cutar.

Idan tsire-tsire ba a taɓa tsire-tsire ba, za a buƙaci ruwa tare da wani bayani mai rauni na potassium permanganate.

A lokacin da aka nuna mosaics, manyan matakan sun rage zuwa lalacewar tsire-tsire-tsire-tsire-tsire-tsire-tsire-tsire-tsire-tsire da magani na ƙasa tare da tsari na 5% formalin.