1. Kupalira ndi kumasula nthaka
Kupewa kuchepa kwa udzu ndi gawo lofunikira pakusamalira dimba la tiyi m'chilimwe.Alimi a tiyi adzagwiritsa ntchitomakina ochapirakukumba miyala, udzu ndi udzu mkati mwa 10 cm wa mzere wodontha padenga ndi 20 cm wa mzere wodontha, ndikugwiritsa ntchito.makina ozungulirakuthyola dothi, kumasula nthaka, kupangitsa kuti ikhale ndi mpweya ndi mpweya, kupititsa patsogolo luso losunga ndi kupereka madzi ndi feteleza, kufulumizitsa kukhwima kwa nthaka, kupanga nthaka yofewa komanso yachonde, kulimbikitsa kukula kwa mitengo ya tiyi, ndikuwonjezera tiyi. kupanga m'chilimwe ndi autumn.
2. Topdressing chilimwe fetereza
Pambuyo pa tiyi ya masika, zakudya zomwe zili mumtengowo zimadyedwa mochuluka, mphukira zatsopano zimasiya kukula, ndipo mizu imakula kwambiri, choncho m'pofunika kuthira manyowa nthawi kuti awonjezere zakudya zomwe zili m'thupi la mtengo.Manyowa achilengedwe monga makeke a masamba, kompositi, manyowa a nkhokwe, manyowa obiriwira, etc., kapena ngati feteleza wapansi chaka chilichonse kapena chaka chilichonse, angagwiritsidwe ntchito m'mizere ina, ndikuphatikizana ndi phosphorous ndi potaziyamu feteleza.Mu feteleza wa minda ya tiyi, kuchuluka kwa pamwamba kumatha kukhala koyenera kwambiri, kotero kuti kugawidwa kwa nayitrogeni m'nthaka kumakhala koyenera, ndipo michere yambiri imatha kuyamwa pachimake chilichonse chakukula, kuti muwonjezere kutulutsa kwapachaka. .
3. Dulani korona
Kudulira mitengo ya tiyi m'minda ya tiyi nthawi zambiri kumangotengera kudulira pang'ono ndi kudulira mozama.Kudulira kwakuya kumagwiritsidwa ntchito makamaka pamitengo ya tiyi yomwe nthambi zake za korona zimakhala zowuma kwambiri, ndipo pali nthambi za khola la nkhuku ndi nthambi zakufa zakumbuyo, kuchuluka kwa masamba kugwa, ndipo zokolola za tiyi zimachepa mwachiwonekere.Mitengo ya tiyi itha kudulidwa mosavuta ndi aMakina odulira tiyi.Kuzama kwa kudulira kwakukulu ndikudula nthambi za 10-15 cm pamwamba pa korona.Kudulira mozama kumakhala ndi zotsatirapo zina pa zokolola za chaka, ndipo nthawi zambiri kumachitika zaka 5-7 mtengo wa tiyi ukayamba kukalamba.Kudulira kopepuka ndikudula nthambi zotuluka pamwamba pa korona, nthawi zambiri 3-5 cm.
4. Pewani tizirombo ndi matenda
M'minda ya tiyi yachilimwe, mfundo yofunika kwambiri ndikupewa ndikuwongolera matenda a keke ya tiyi ndi choyipitsa cha tiyi.Tizilombo timene timakonda kwambiri tizilombo ndi mbozi ya tiyi ndi looper ya tiyi.Kuwongolera tizilombo kumatha kuwongoleredwa ndi kuwongolera kwakuthupi ndi kuwongolera mankhwala.Kuwongolera mwakuthupi kungagwiritsidwe ntchitozida zotchera tizilombo.Mankhwala ndi kugwiritsa ntchito mankhwala, koma amakhudza pang'ono khalidwe la tiyi.Matenda a keke ya tiyi makamaka amawononga mphukira zatsopano ndi masamba achichepere.Chotupacho chimamira kutsogolo kwa tsambalo ndipo chimatuluka ngati nsonga yotentha kumbuyo, ndipo imatulutsa timbewu ta ufa toyera.Popewa ndi kuchiza, itha kupopera mbewu mankhwalawa ndi 0.2% -0.5% mkuwa sulfate solution, kupopera mbewu mankhwalawa kamodzi pamasiku 7 aliwonse, ndikupopera 2-3 motsatana.Masamba omwe ali ndi matenda obwera chifukwa cha choyipitsa cha tiyi amakhala opotoka, osakhazikika komanso amayaka, ndipo zotupa zimakhala zakuda kapena zofiirira.Nthawi zambiri zimachitika pa achinyamata masamba a chilimwe tiyi.75-100 magalamu a 70% thiophanate-methyl angagwiritsidwe ntchito pa mu, kusakaniza ndi 50 kg ya madzi ndikupopera masiku 7 aliwonse.
Nthawi yotumiza: Jul-24-2023