Dankali burtuntuna buga da tumatur

Agronomists sane da yawa cututtuka na dankalin turawa. Late burtuntuna ne mai yiwuwa daya daga cikin mafi m daga gare su. Its harmfulness ƙaruwa muhimmanci a temperate da kuma gumi sauyin yanayi.

Wannan cuta ne na kowa a dukan ƙasashe inda dankali ake girma a cikin manyan yawa. A talakawan amfanin ƙasa asarar da shi na iya kai har zuwa saba'in cikin dari.

Dankali Late burtuntuna ne fungal cuta lalacewa ta hanyar wani pathogenic kwayoyin. Ana rinjayar da tubers, mai tushe, da furanni, asalinsu.

A farko alamun cutar ne bayyane a cikin ganyayyaki da kuma mai tushe daga cikin manya bene. Dankali marigayi burtuntuna ne sosai cutarwa domin ta sãme matasa da kuma physiologically mafi aiki sassa na shuka, rage su yawan aiki.

Lokacin da rage assimilative surface a ganye tushen lalace samuwar kuma jari na da yawa na gina jiki, musamman tuber samuwar lokaci.

A sakamakon haka, a cikin ganyayyaki bayyana launin ruwan kasa spots da rarrabe mutum leaden ya dafa. Su muhimmanci ƙara, da sauri ta rufe dukan hive, sa'an nan tossing da kuma makwabta shuke-shuke.

A sharadi gwargwado, dankalin turawa, marigayi burtuntuna shimfidawa haka hanzari da cewa kawai bakwai ko goma kwanaki iya rufe dukan yankin.

A kan abin ya shafa bushes da sassafe ko a cikin rigar a kan ƙananan surface na ganye bayyana whitish shafi. Wannan shawara ta cike da shuka naman gwari. A bushe weather bugi saman bushe, a kan talus. Bayan ruwan sama da shi da sauri rots, yada a kusa da rauni musty wari.

Kara burtuntuna dankali ne halin da samuwar na rike tube ruwan kasa matattu nama. Wani lokaci su rufe dukan sama na shuka.

Tubers a matsayin cutar bayyana lo'ba m, da kyau-taso keya spots wanda suke musamman a bayyane a cikin sashe na 'ya'yan itace. A shafi kyallen takarda shiga jikin kwayoyin cutar da sauran fungi, wanda kara inganta tushen lalaci.

dankalin turawa burtuntuna infects kawai 'ya'yan itace, a farkon matakai na ripening. Da farko, akwai wata kawai m fari madauwari tabo wanda a hankali ya shimfidawa cikin subcutaneous ruwan kasa ilimi. Kara a cikin size, marigayi burtuntuna hankali fahimci dukan dankalin turawa, wanda softens da kuma fara rot.

Wannan fungal kamuwa da cuta ba kawai halaka dankalin turawa, amfanin gona, amma tare da shi kasancewa kusa da bushes tumatir. Ban sha'awa shi ne gaskiya cewa da amfanin gona na eggplants kuma zucchini ne cikakken ba ya canzawa, ko a sosai kusa da kusanci zuwa kamu da shuke-shuke.

Da yaki da dankalin turawa, marigayi burtuntuna kullum ne don amfani da tsaba resistant iri. Har ila yau, na bayar da muhimmanci na rage da ci gaban da fungal cuta ne m selection na kayan a cikin shiri domin saukowa.

A wasu ƙasashe, irin shuka dankali a lokacin ajiya da aka bi da tare da fungicides. Wannan ne yake aikata domin kauce wa ci gaban rot, ciki har da fitoftoroznoy.

Kamar yadda na farko tushen kamuwa da cuta ne kusan ko da yaushe da waxannan cututtukan tubers, da masana shawara don ya hallaka dankalin turawa dumps bar bayan bulkhead samu girbi.