Furen ciki na ciki, kazalika da furanni na gonaki, wani lokaci sukan yi rashin lafiya. Wannan yana faruwa ne saboda dalilai daban-daban - ƙasa mara kyau, rashin amfani mai yawa, rashin dacewar yanayi. Alal misali, ana cinye 'yan kullun tare da martaba, mites, aphids. Sun sha wahala daga cututtukan fungal, musamman faty mildew. Bari mu gano yadda za mu bi da furanni a cikin wannan yanayin kuma yadda za a bi da 'yan kullun daga dewy dew.
Yadda za a warkewarta wani violet daga powdery mildew?
Kwayoyin cututtukan da wannan cututtuka ta shafa za su sami takarda mai tsabta kuma su yi kama da ƙura. Amma ba turbaya ba ne - yana da farin ciki na mycelium. Ana iya kafa shi ba kawai a kan ganyayyaki ba, har ma a kan mai tushe da peduncles.
Don kawar da 'yan takalman ka fi so daga powdery mildew, kana buƙatar fahimtar dalilan da ya faru. Kuma suna iya zama daban-daban:
- overfeeding da flower tare da nitrogen a yanayin da kasawa na phosphorus da potassium a cikin ƙasa;
- high zafi a cikin dakin a low goyon baya yanayin zafi;
- ƙura da datti a kan shiryayye tare da furanni;
- rashin hasken shuka.
A matsayinka na mulkin, ba wuya a magance powdery mildew a cikin violets ba. Zai zama isasshen amfani da kwayar cutar guda daya tare da wakili mai amfani. Ga waɗannan dalilai masu haɗari irin su "Benlat" ko "Fundazol" sun dace . Yi la'akari da cewa cutar za ta iya bugawa da tsaye kusa da 'yan violets, koda kuwa har yanzu ba a iya ganin hare-haren ba, don haka ya fi dacewa a aiwatar da dukan tarin a lokaci ɗaya. Idan suma ba zai taimaka ba, bayan kwanaki 10 zaka iya maimaita hanya ko amfani da shirin "Topaz".
Jiyya na powdery mildew a cikin violets yana yiwuwa kuma mutãne magunguna - don wannan amfani mafita na soda calcined ko jan karfe sulfate tare da sabulu, a dakatar da colloidal sulfur, wani jiko na rotted saniya dung.
Kuma don hana sake dawowa da foda a cikin magunguna bayan magani, kayi kokarin kirkirar yanayin da ya dace da furenku: kiyaye ma'auni ko sill mai tsabta, tsayar da tsarin zazzabi da kuma ciyar da takin mai magani mai yawa. Sanya tsire-tsire mafi kyau a gefen arewacin gabas. Kuma idan windows ɗinka sun dubi yamma ko kudancin, tabbas suna kare inuwa, musamman a lokacin rani.