Astra - a flower, wanda so mu tare da kyau a farkon kaka. Haske launuka, ta qawatawa da lambuna da gonakin. Amma wani lokacin yawa asters, cututtuka da kuma kwari da za mu rufe a wannan labarin, ba su duba da kyau sosai, kuma a sau kashe. Saboda haka wajibi ne a kullum saka idanu da shuka. Akwai game da 24 daban-daban cututtuka sun asters. A mafi yawan lokuta, cutar tasowa a cikin ganyayyaki, wanda aka fara alagammana, da launukanku. Da waxannan cututtukan shuke-shuke daina girma gabã ɗaya.
Don kare flower daga wannan, shi ne shawarar yin amfani da m tsaba da kuma seedlings. Iri da ka zaba domin dasa kamata tsayayya ƙwayoyin cuta. Har ila yau, tabbata a kullum saka idanu da matsayi na shuka yaki da kwari da cewa kawo cutar. Wani yanayin - abada cire kamu da rashin lafiya furanni. Astra, cutar da mu yanzu la'akari, kamu yafi lokacin da girma.
Na farko kuma mafi hatsari cutar - Fusarium. Wannan cuta asters samun daga ƙasa naman gwari, da ake kira fusarium. A cutar ya shiga ta tushen tsarin da shuka da kuma infects shi gaba daya. Idan a wannan lokacin Aster Bloom ko toho ne samun, sa'an nan mafi m, ya kawai ƙeƙashe. Sun shuke-shuke suna kamu da wannan cutar ne musamman rare. Lokacin da aster m farko ta bar fatsifatsi, sa'an nan su mayar da launin ruwan kasa, sa'an nan kawai juya sama da fada a kashe. A kan mai tushe bayyana launin ruwan kasa spots, da kuma kusa da tushen da kuma duk duhu makada - duk da laifin da wannan cuta. Asters aka rufe da wani touch of ruwan hoda launi - shi ne babban alama Fusarium. Wannan cuta rinjayar kawai shekara-shekara furanni. Don magance shi, kana bukatar ka: tabbatar dace amfanin gona juyawa. tsaba a gaban shuka sarrafa fundazol 0.2% bayani da kuma 0.1% topsina. a kai a kai a fesa asters 0.5% jan karfe oxychloride. ƙasar da tsire-tsire sun xauke da cuta, disinfected da lemun tsami.
Wani da aka sani asters cuta - blackleg. A naman gwari cewa hari da flower shimfidawa da sauri a acid kasa. Farko da duck seedlings, sa'an nan rot da tushen, wanda taimaka kara so bã. A sakamakon haka, da shuka shi ne karkata zuwa ga ƙasa, kuma ya mutu. Tare da blackleg za a iya sarrafawa a cikin wadannan hanyoyi: gona da za a bi a kashi daya bayani na potassium permanganate (100 g for 10 lita). har yanzu akwai wani mutãne magani - 20 g kwasfa da albasarta bukatar zuba 1 lita na ruwa, bar zuwa ga infuse 1 rana, sa'an nan iri da kuma kowane 6 kwanaki don feshi da furanni sau 3.
The uku cuta asters, wanda muka duba, - jaundice. Yana canjawa wuri da cutar aphids. Kamuwa shuka yana mai haske kore ganye da kuma buds. Astra daina girma da kuma, a maimakon haka, an girma, a gefe. Tare da wannan cuta dole ne combated kamar haka: domin rabu da kafofin watsa labarai - aphids, inji to a bi da wani bayani hada da 0.1% da kuma aktellik intavira, 2% da kuma 8% pyrethrum Yarrow wanda asali 0.2% sabulu bayani.
Idan muka yi la'akari da duk wadannan shawarwari, your asters zai ko da yaushe zama lafiya da kuma kyau.