Yuav kom loj hlob txiv lws suav, nws yog ib qhov tsim nyog los ua ntau ntawm kev siv zog los ntawm heev thaum pib: xaiv cov noob zoo, kom cog tawm seedlings ntawm lawv, nroj seedlings nyob rau hauv hauv av, dej thiab pub cov nroj tsuag. Thiab muaj ib hnub, thaum, nws yuav zoo li, nws tseem tshua tsuas yog mus sau, koj mam li nco dheev pom tias lws suav bushes pib qhuav, thiab cov txiv hmab txiv ntoo tsis paub qab hau tau muab dub. Qhov no tshwm sim li cas? Vim li cas blackened ntsuab txiv lws suav rau hauv qhib hauv av thiab nyob rau hauv lub tsev cog khoom, ntawm dab tsi kub ua li no tshwm sim?
Tej zaum yuav muaj ntau yam rau qhov no. Qhov no tej zaum yuav yog grey los yog vertex rot , uas tshwm sim thaum twg ib deficiency ntawm ib co minerals, particular, calcium. Tsis tas li ntawd, txiv lws suav tig dub nyob rau bushes vim hais tias ntawm nce acidity ntawm cov av. Tej zaum koj yuav muaj "overfed" nroj tsuag nrog cov chiv uas muaj nitrogen. Tab sis feem ntau txiv lws suav tig dub thaum mob nrog phytophthora - ib tug fungal kab mob uas kis mus rau ib co zaub, nrog rau cov qos yaj ywm.
Tshwj xeeb yog sai sai, lig blight tsim nyob rau hauv rainy, ntub huab cua. Nyob rau hauv thaum pib, tus kab mob tshwm nyob rau lws suav nplooj: lub Upper ib feem yog them nrog xim av me ntsis, thiab qis ib - nrog ib tug grey Bloom. Maj mam, cov nplooj ntawm lws suav tig dub, thiab ces cov txiv hmab txiv ntoo ntsuab pib tsaus ntuj. Qee lub sij hawm nws yuav zoo li hais tias phytophthora tsis tau ntaus txiv hmab txiv ntoo, tab sis raws li lawv paub tab, xim av pom tshwm rau lawv, lws suav tig los ntawm dhau los thiab tsis siv tau.
Tus kab mob no pib kis mus rau hauv lub Xya Hli Ntuj-Lub Yim Hli, thaum huab cua pom, cov dew caij nplooj zeeg, qhov nruab nrab ntawm nruab hnub thiab hmo ntuj txias tuaj.
Ntsuas los tiv thaiv lig blight
Kev tiv thaiv ntawm phytophthora yuav tsum ua ntev ua ntej nws tshwm nyob rau hauv koj lub vaj. Ua ntej tshaj plaws, nws yog ib qhov tsim nyog yuav tau soj ntsuam cov qoob loo hauv cheeb tsam koj nyob: tsis muaj ntaub ntawv yuav tsum cog txiv lws suav tom qab qos yaj ywm los yog nyob ze. Tsis tas li ntawd, nws yog ib qho tseem ceeb kom ua raws li qhov siab ceev ntawm cog ib lws suav, maj us nroj tsuag, rho tawm tag nrho cov kab mob los yog fading nplooj.
Nws yog sib npaug tseem ceeb kom thiaj li tiv thaiv kab mob ntawm lws suav thaum lub sij hawm mus rau hauv thiab khi hives ntawm siab ntau yam. Nyob rau hauv rooj plaub no, los ntawm cov av mus rau qis nplooj ntawm cov nroj tsuag yuav tsum tsis muaj tsawg tshaj li kaum tsib centimeters. Nyob rau hauv thinned crone, yuav muaj cua txaus, uas yuav tiv thaiv qhov tshwm sim ntawm fungal kab mob.
Koj tseem yuav nqa tawm tshuaj tshuaj tiv thaiv ntawm lig blight lws suav: tom qab flowering, kho lws suav bushes nrog Acrobat, Metaxyl los yog Zaslon daws. Tom qab ntawd, raws li lub bushes loj hlob lws suav, lawv yuav tsum tau kho nrog ib tug daws ntawm tej yam ntawm fungicides, uas muaj tooj liab.
Dav paub zoo tshaj yog txoj kev nrov - los thawb lub qia ntawm ib lws suav nrog tooj liab hlau ntawm ib qhov siab txog 15 cm los ntawm hauv av. Cov khoom noj yuav nce mus rau ntawm daim caum thiab nqa copper ions, uas ua hauj lwm ua ib qho kev nyuaj rau kev loj hlob ntawm fungal kab mob.
Yuav ua li cas yog hais tias tus txiv lws suav tig dub?
Yog hais tias, txawm tag nrho cov tiv thaiv ntsuas, cov nplooj tseem qhuav nyob rau txiv lws suav, thiab cov tswv yim ntawm cov txiv hmab txiv ntoo tig dub los ntawm hauv qab no, yog li koj yuav tsum tau pib sai pib tawm tsam kev nyab xeeb ntawm qoob loo. Ua li no, xaiv ib qho ntawm cov hnub dhau hnub thiab tshuaj tsuag lub lws suav bushes nrog ib tug daws ntawm poov hlau tshuaj dawb los yog tsuas yog nrog ib tug sov so saline daws. Nyob rau hauv lws suav ntsev zaj duab xis yog tsim, uas yuav tiv thaiv ib tug noj qab haus huv
Tom qab nws tau rained, sprinkle diseased nroj tsuag nrog 1% daws Bordeaux kua, uas tsis mus rau hauv cov nroj tsuag lawv tus kheej, thiab yog li ntawd rau hauv tib neeg lub cev yuav tsis poob.
Muaj ntau ntau txoj kev rau cov neeg tuaj yeem tiv thaiv lig blight. Koj muaj peev xwm kho lws suav bushes nrog qej infusion, ib tug tov ntawm yogurt los yog curdled mis nrog dej.
Txiav thiab ua kom puas tag nrho lws suav bushes, thiab txiav cov txiv hmab txiv ntoo ntsuab. Ua ntej yuav muab cov txiv lws suav no rau cov txiv neej, lawv yuav tsum tau kho cov dej kub ntawm qhov kub txog 70 ° C.