Irises kalekale amakhala kwathunthu m'minda yathu. Amuna okongola awa ndi osazindikira kwenikweni, komabe, alimi wamaluwa nthawi zambiri amakhumudwitsa matenda a iris ndikuwathana nawo zimatenga nthawi yambiri ndi khama.
Tikamayeretsa mbewu mosiyanasiyana, imayamba kutengera matenda. Mitundu yodziwika komanso yodziwika bwino imakhala ndi chitetezo chokwanira. Pansipa tilingalira za matenda omwe angakhale nawo, momwe angapewere, komanso zoyenera kuchita ngati mbewuyo ikadwala.
Matenda a Iris ndi chithandizo chawo
Poyerekeza ndi ena osatha kubereka, ma irises amatha kugwidwa ndi matenda osiyanasiyana, komabe 100% amatetezedwa.
Fungal, viral and bacteria bacteria angayende mumok mumaluwa. Wodziwa munda ayenera kutha kusiyanitsa pakati pawo ndikuwachitira.
Monga kupewa, kupopera mbewu mankhwalawa ndi msanganizo wa Bordeaux kumagwira ntchito bwino isanayambe kapena itayamba maluwa..
Kuti zitheke, matendawa adalembedwa pansipa mu zilembo za afabeti.
Alternariosis
Vutoli ndi la fungal.
Zizindikiro: m'mbali mwa masamba ayamba kukhala wakuda ndikufa.
Zoyenera kuchita: Tsoka ilo, mtengowo udayenera kuchotsedwa. Vutoli limafalikira osati kudzera pakukhudzana, komanso kudzera pansi. Chomera chikachotsedwa, ndikofunikira kuthira dothi ndi Bordeaux.
Ascochitosis kapena tsamba
Komanso matenda fungal.
Zizindikiro: Malo amtundu wa bulauni amawoneka m'mphepete mwa masamba. Masamba ayamba kupukuta.
Zoyenera kuchita: Mankhwala okhala ndi Copper amathandizira kuthana ndi matendawa. Dziwani kuti matendawa amakhalabe ali pansi komanso mbali zonse za chomera. Njirayi ndi yoyenera kwa mtundu uliwonse wa zowoneka mwala.
Matendawa
Matendawa amakula kwambiri nthawi yamvula. Chinyezi ndi kutentha zimangoyambitsa chomera kuwonongeka.
Zizindikiro: kuyambira pansi, masamba ayamba kufa pang'ono ndi pang'ono. Malo oyera-imvi, omwe pang'onopang'ono amakula, amakhala harbinger. Matendawa amafalikira kumasamba onse ndipo pamapeto pake amawononga mbewuyo.
Zoyenera kuchita: Ndikofunikira kuchotseratu ndi kutaya mbali zomwe zakhudzidwa ndi mbewu.
Irises ayenera kukonzedwa ndi zinthu zokhala ndi zinc ndi mkuwa.
Mose
Apa phid la ubiquitous limakhala chonyamula.
Zizindikiro: mikwingwirima yaying'ono ndi mawanga pamasamba.
Zoyenera kuchitaChithandizo cha matendawa sichinapezekebe.
Apa, chidwi chikuyenera kuperekedwa pakupewa. Muyenera kulimbana ndi nsabwe za m'masamba mwachangu ndikuchotsa mbewu zomwe mwadwala.
Dzimbiri
Matenda a fungal omwe spores amakhalapo ndikukula m'masamba ndi dothi.
Zizindikiro: masamba ayamba kupukuta pang'onopang'ono, azipiringa. Pezani mtundu wa bulauni.
Zoyenera kuchita: sodium sodium iliyonse 2 milungu.
Pofuna kupewa, muyenera kuyikira irises pamalo amodzi kwa zaka 3-4. Kukhetsa kwapamwamba kwambiri kumafunikiranso.
Zola zowola kapena bacteriosis
Imawoneka ngakhale kumayambiriro kwa kasupe, amatanthauza matenda oyamba ndi bakiteriya.
Zizindikiro: mawanga bulauni pamiyala yamasamba. Awo kuyanika pambuyo pake. Pali fungo la zowola pamunsi.
Zoyenera kuchita: minofu yodwala ndiyodulidwa kuti ikhale ndi thanzi. Kukonza ndi potaziyamu permanganate.
Nthawi zonse chotsani masamba omwe anakhudzidwa ndikubzala zinyalala pakugwa.
Gray zowola
Matenda a fungus, opangidwira paminyewa yambiri.
Zizindikiro: zimayambira ndi nsonga za masamba kuvunda ndi kuphimbidwa ndi kukhudza imvi. Ma tubers a mmera nawonso amavutika.
Zoyenera kuchita: Osadzaza mbewuzo, ngakhale kusiya kwakanthawi. Chotsani magawo oyipitsidwa ndi irises, osawasiya pamalowo.
Zowola zowola kapena fusarium
Zizindikiro: Matendawa amayamba ndi mpweya ndipo pang'onopang'ono amatseka njira zonse. Masamba amafota msanga, mbewuyo imafa.
Zoyenera kuchita: kuwononga kapena kuchotsa chomera chakufa. Thandizani mbewu zoyandikana ndi fungicides, ndipo dzazani malo omwe akufawo ndi womwalawo ndi chloride yamkuwa.
Nthawi yamaluwa, kupopera mbewu mankhwalawa sikuyenera kuchitika!
Chofunika kwambiri polimbana ndi matenda ndikupewa komanso kutsatira umisiri wapaulimi. Zomera zokongola komanso zathanzi kwa inu!
