Kodi Mkaka Umayendetsa Powdery Mildew?
Mukhoza kuchita zonse m'munda mwanu ndipo padzakhalabe mavuto - monga powdery mildew. Zinthu zina sitingathe kuzilamulira. Pamene nyengo ili bwino, matenda ambiri a fungal adzasuntha. Kusunga zomera zanu kukhala wathanzi ndi kuwapatsa mpweya wambiri kukuwathandiza kuthana ndi mavuto ambiri, koma osati onse. Nthawi zina mumasowa thandizo la fungicide.
Komabe, izi sizikutanthauza kuti muyenera kugwiritsa ntchito mankhwala.
Kodi Powdery Mildew ndi chiyani?
Powdery mildew amatanthauza gulu la matenda omwe onse amawoneka ngati zokutira powdery pa masamba, zimayambira, ndipo nthawi zina ngakhale maluwa. Sizimakonda kupha zomera, koma zikhoza kufooketsa ndi kuchepetsa kupyolera kwa photosynthesis, zomwe zimabweretsa zokolola zochepa komanso zomera zomwe sizingathe nyengoyi.
Iyo imafalikira ndi spores yomwe imatengedwa ndi mphepo kapena imathamangira pa masamba. Powdery mildew imakhala ndi chinyezi, osati mvula. Nkhalango zimapanga pamene chinyezi chiri chapamwamba ndi kufalikira pamene chinyezi chikuchepa. Spores amatha kuzizira pa zomera kapena kubzala zinyalala ndikuyamba kuyambiranso. Kumapeto kwa nyengo nyengo yoyera ndi kubzala mitundu yolimbana ndi matenda ndiyo yabwino yanu powdery mildew controls.
Ngakhale kuti powdery mildew imakhudza zomera zambiri, pali mitundu yambiri ya bowa wa powdery mildew ndipo aliyense amakhala ndi makamu omwe amakonda.
Choncho powdery mildew pa zinnias sichisunthira ku malaki kapena nkhaka .
Ziribe kanthu zomera zomwe zili ndi powdery mildew , iyi ndi vuto lofalitsa mwamsanga ndipo muyenera kuchita mofulumira. Komabe simusowa kuti mukwaniritse mfuti zazikulu. Pali mankhwala ochepetsetsa ochepa kwambiri ndipo ambiri akhoza kupanga zokha.
Njira yothetsera soda ndi imodzi komanso njira yotsatira ya mkaka ndi ina.
Kugwiritsa Ntchito Mkaka Monga Fungicide
Mkaka watha kukhala chida chamakono poteteza powdery mildew. Kwenikweni sikuti ndi chinsinsi chotero ndipo chagwiritsidwa ntchito pochiza matenda kwa zaka zambiri. Zayesedwa ngati zowonjezereka pofuna kupititsa patsogolo kufalitsa ndi kulumikiza mankhwala ena ophera tizilombo komanso Dr. Linda Chalker-Scott, wa Washington State University, adatchula maphunziro ambiri komwe mkaka unayesedwa kuti asayambe kusuta fodya ndi ma virus ena. - ku ndemanga zosiyana.
Posachedwapa, mkaka wakhala ukutenga makina abwino monga anti-fungal spray, makamaka motsutsana ndi powdery mildew pa nkhaka ndi sikwashi .
Momwe Mungagwiritsire Ntchito Mkaka Poletsa Powdery Mildew
Kusungunulidwa kumene ogwiritsira ntchito m'munda wam'mudzi ndi:
- Mkaka umodzi mbali ziwiri - magawo atatu madzi.
Njira yothetsera vutolo imathiridwa pa masamba onse a masiku khumi ndi asanu ndi atatu. Zimapindulitsa kwambiri ngati zoteteza, osati mankhwala, zomwe zimapangitsa kuti zikhale zovuta kudziwa ngati zimagwira ntchito kuyambira pomwe simukudziwa ngati zomera zanu zikanatha kuzipeza.
Kodi Mkaka Umagwira Ntchito Motani?
Kwa zaka zingapo zapitazi, ofufuza akhala akuyesa kupopera mankhwala omwe amachepetsa mkaka wokhazikika pa zomera zosiyanasiyana, makamaka cucurbits (sikwashi ndi nkhaka).
Iwo akhala akuwona kupambana kokwanira kuti apitirize kuyesera. Olima m'munda tsopano akulowa mu kafukufuku, koma kawirikawiri gulu lolamulira likusowa, kotero zotsatira zawo sizikhala zomveka.
Malinga ndi momwe mkaka umayendera motsutsana ndi bowa, palibe wotsimikiza. Zikuwoneka kuti mapuloteni amkaka amapereka mankhwala ophera tizilombo toyambitsa matenda, ngati atakhala ndi dzuwa. Kuti zitheke, yankholo liyenera kugwiritsidwa ntchito mu dzuwa lowala. Lembani mbali zonse za masamba mpaka yankho likutha.
Ngati munasiya mkaka kunja kutentha kapena dzuwa, mukudziwa kuti kununkhira kwa mkaka wosasangalatsa sikusangalatsa, koma kumataya mwamsanga. Puloteni ili mu mafuta a mkaka, ndipo mkaka wonse ndi wokometsetsa wayesedwa ndi wamaluwa wamaluwa. Ndipotu, ofufuza anagwiritsa ntchito whey, mkaka ndi mankhwala, chifukwa unali wotchipa.
Mungayesere nokha mayesero anu alionse omwe muli nawo. Kuti muyesetse, yesetsani yankho lanu pazitsamba zokha ndikusiya ena osatengeredwa.
Pulofesa wina ndi pulofesa wa horticulture Dr. Jeff Gillman adalimbikitsanso kugwiritsa ntchito mkaka wothandizira mdima wakuda pa maluwa . Sindinakhalepo kafukufuku wambiri pa izi, koma mankhwala osamalidwa kunyumba sangapindulitse ndipo nthawi zambiri amakhala ndifupikitsa pofufuza. Chochititsa chidwi n'chakuti Dr. Gillman akulimbikitsanso kungopopera mbewu zomera zokhazokha ndi mankhwala. Popeza powdery mildew sakonda kukhala yonyowa, kupopera mbewu zomera tsiku ndi tsiku kumawoneka kuti kukuthandizani.
Zotsatira:
- Clemson University Extension
- Jeff Gillman
- Jeff Gillman pa Gotta Garden
- Science News
- Nthano ya Mkaka ndi Roses, Linda Chalker-Scott, Ph.D.