Njira yowonjezera kutentha masamba ndi mbewu zina sizikutsimikiziranso kuti simudzasowa matenda ndi zirombo. Choncho kuteteza phytophthora pachiyambi kudzakhala njira imodzi yothandiza kwambiri m'mabotolo kuti ateteze phwetekere mbewu zawo. Poonetsetsa kuti zonse zomwe mukuchita sizothandiza, muyenera kudziŵa momwe mungapewere vutoli ndikupeza njira zothetsera masoka achilengedwe.
Chifukwa cha phytophthora pa tomato
Kotero, vuto liri mu mfundo zazikulu ziwiri. Choyamba, ndikofunikira kumvetsetsa komwe zimayambira, makamaka - bowa spores. Bowa mwangwiro kulekerera yozizira chisanu mu mbatata tubers. Ndi kutentha kwa mycelium bwinobwino kumayambira ulendo wake. Mumayika mu wowonjezera kutentha pazitsamba zam'munda, ndi nthaka yokhayokha, ndipo bowa umakhala wabwino m'mbewu ya Solanaceae. Choncho, muzunguliro wa anthu omwe amabwera nawo, tingathe kudziŵa nthaka yonse komanso zokolola.
Komanso ponena za mawonekedwe a matenda. Nchifukwa chiyani zomera sizodwala, kapena kawirikawiri zikudwala, panthawi ya kukula? Inde, chifukwa pafupifupi onse ali ndi chitetezo champhamvu cha matenda awa. Koma poyambira kusasitsa, mphamvu zonse zimathamanga kwambiri pa mapangidwe a fetus, kotero sizingatheke kulimbana ndi bowa. Nthaŵi zambiri, mavuto oterewa amadza ndi mitundu, momwe zizindikiro zimasonyezera zogwirizana kusasitsa ndi zokolola zambiri.
Kodi kuteteza tomato phytophthora?
Tsopano kuti timvetsetse njira ya matenda pa tomato, tingathe kuthana ndi mankhwala othandiza kwambiri a phytophthora. Palibe chomwe mungapange kuno sikofunikira ndipo ndikwanira kuti mupitirize kuchokera pa zonsezi. Choncho, kodi mungatani kuti musamachite tomato pofuna kupewa phytophthora ndipo mungachite chiyani pano:
- ngati chiyambi cha kuwonongeka kwakukulu kumachitika pafupifupi pakati pa chilimwe, ndizomveka kupatsa mitundu yoyambirira, izi zidzasunga tomato kuchokera ku phytophthora, popeza tidzakolola mbewu isanayambe kugawa;
- Sitikufuna mitundu yoyambirira, ndiye timasankha okha omwe sagonjetsedwa ndi matendawa;
- Pofufuza momwe mungachitire tomato, samalani njira yodziwika ndi yotetezedwa ya phytophthora ndi potaziyamu permanganate kwa mbewu (mwa njira, mbewu zawo zimagwiritsidwa ntchito ngati ali ndi zaka zitatu);
- Kuteteza tomato ku phytophthora kungakhale njira zothandizira komanso njira zowonjezereka, zomwe zikutanthauza kuti chiwonongeko cha nkhwangwa ndi zomera zimatsalira, kuchotsa pamwamba pa nthaka ndi masentimita 5.
Ngati mwatsimikiza kuteteza tomato ku phytophthora, kodi muyenera kuwononga bwanji wowonjezera kutentha pambuyo pa kukolola mankhwala kapena sulfure mikanda? Ndibwino kuti mutenge nthaka. Chifukwa chake, kupewa phytophthora pa tomato kwachepetsedwa kuti processing ya kubzala zakuthupi mu wowonjezera kutentha, mosamala kusankha, processing wa wowonjezera kutentha ndi nthaka.