huab cua txias thiab ntub dej ua rau muaj kev ntxhov siab ntau ntawm cov neeg nyob hauv lub caij ntuj sov, vim nws ua rau muaj ntau yam kab mob fungal thiab kab mob ntawm dib. Ntau tus neeg txhawj xeeb txog cov kab mob xws li cov kab mob mildew, uas yog vim li cas nws tseem ceeb heev uas yuav tsum paub nyob rau hauv cov xwm txheej twg nws tshwm sim, nws muaj pes tsawg leeg thiab yuav ua li cas nrog nws.
Powery mildew yog dab tsi?
Powdery mildew yog kab mob kab mob ntawm cov dib uas ua rau cov nroj tsuag qhuav ntxov ntxov. Nplooj, stems, txiv hmab txiv ntoo tuaj yeem cuam tshuam. Tus kab mob no tshwm sim los ntawm qhov tseeb tias nws kis tau sai heev, yog li nws yog ib qho tseem ceeb uas yuav tsum tau ua kom muaj kev tiv thaiv raws sijhawm thiab kho cov nroj tsuag uas twb raug cuam tshuam lawm.
Powdery mildew on cucumbers nyob rau hauv ib lub tsev xog paj feem ntau tshwm rau ntawm cov nroj tsuag uas loj hlob nyob ze ntawm lub qhov rooj, nyob ze ntawm lub glazed thav duab tsis zoo, qhov twg nws yog heev ntub thiab txias. Hauv qhov chaw qhib, tus kab mob no feem ntau tshwm sim nrog qhov kub thiab txias hloov pauv.
Powdery mildew condition
Nyobpowdery mildew yog tsim nyob rau hauv cucumbers nyob rau hauv lub tsev xog paj, vim muaj cov feem ntau haum tej yam kev mob rau qhov tshwm sim ntawm ntau yam kab mob thiab kis tau tus kab mob. Tshwj xeeb tshaj yog tias tau muaj tus kab mob ua ntej. Feem ntau, txawm tias tom qab kev kho mob nyuaj ntawm cov nroj tsuag thiab kev tiv thaiv, cov kab mob tseem nyob hauv av thiab rov tsim dua nyob rau lub caij nplooj ntoo hlav ntawm cov nroj tsuag.
Nyob hauv thaj teb qhib, tus kab mob tshwm sim nrog kev hloov pauv ntau zaus txij hnub qhuav mus rau ntub thiab txias. Kev siv ntau dhau ntawm cov chiv nitrogen rau cov av tuaj yeem ua rau kis kab mob sai sai.
Cov tsos mob ntawm powdery mildew
Cov tsos mob ntawm powdery mildew ntawm dib tau hais tau zoo heev, thiab lawv tso cai rau koj kom paub qhov txawv ntawm ntau yam kab mob. Ib qho ntawm thawj thiab pom tseeb tshaj plaws yog qhov tsim ntawm cov xim dawb ntawm nplooj, npog nrog cov tee dej. Tsis tas li ntawd, cov paj dawb tuaj yeem cuam tshuam rau ntau qhov chaw ntawm cov nroj tsuag uas nyob ze ntawm cov av, thiab tom qab ntawd maj mam kis tus kab mob mus rau tag nrho saum npoo ntawm cov nroj tsuag.
Thaum kev soj ntsuam ze dua, tuaj yeem pom qhov mob hnyav thiab mob. Cov nplooj cuam tshuam tsis ua haujlwm li qub. Cov nroj tsuag pib mob heev, qhuav thiab maj mam tuag, raws li cov fungus tshem tawm tag nrho cov uas yuav tsum tau siv Cheebtsam ntawm nws.
Cov txiv hmab txiv ntoo cuam tshuam cov kab mob ua rau cov kab tawg, qhov twg cov kab mob pathogenic nkag mus, ua rau cov txheej txheem lwj.
Powdery mildew control method
Ntaulawv txaus siab yuav ua li cas nrog powdery mildew ntawm cucumbers thiab dab tsi txoj kev, nrog rau cov tshuaj, yog zoo tshaj plaws siv. Nws yog ib qho tseem ceeb heev los tiv thaiv kev kis tus kab mob thaum pib. Thaum thawj theem ntawm kev tsim cov fungus, cov nroj tsuag tuaj yeem cawm tau. Muaj ntau txoj hauv kev los daws cov kab mob fungal no, tshwj xeeb, xws li:
- kev tiv thaiv;
- siv tshuaj kho pej xeem;
- kho nrog tshuaj.
Thaum xaiv txoj kev kho mob, lub sijhawm kis kab mob tseem ceeb heev. Thaum pib, kev tiv thaiv yuav tsum tau ua. Nrog me ntsis qhov txhab ntawm cov nroj tsuag, pej xeem txoj kev yog siv, thiab nrog nws kim heev kev puas tsuaj, tshuaj npaj yog siv. Yog hais tias cov txiv hmab txiv ntoo twb pib ripen, ces kev siv tshuaj yog tsim nyog.
Kev siv tshuaj
Thaum thawj cov tsos mob ntawm tus kab mob fungal ntawm cov nroj tsuag tshwm, nws yog ib qho tseem ceeb kom paub yuav ua li cas nrog powdery mildew ntawm cucumbers. Nws yog ib qho tsim nyog yuav tsum nco ntsoov tias kev ntsuas txhawm rau tshem tawm cov kab mob yuav tsum tau ua tam sim, txwv tsis pub nws yuav nyuaj heev los rhuav tshem cov kab mob phem. Ua ntej ua cov txheej txheem kho mob, nws yog ib qho tsim nyog yuav tsum tsis txhob fertilizing, thiab nws tseem ceeb heev kom nyias tawm cov nroj tsuag, tshem tawm cov nroj tsuag qhuav, txiav tawm cov paj stalks.
Cov tshuaj tua kab mob pab tau zoo los tua cov kab mob no, tshwj xeeb, xws li:
- Fundazol;
- YTopaz mix;
- Tilt spray kua.
Cov tshuaj Fitosporin npaj los ntawm hmoov mildew ntawm dib tau ua pov thawj nws tus kheej zoo. Txhawm rau kho cov nroj tsuag nrog tus neeg sawv cev no, dilute 6-10 g ntawm cov tshuaj hauv 10 liv dej. Ntawm nws qhov tsis txaus, ib tus tuaj yeem tawm qhov tseeb tias nws tsis zam lub hnub ci zoo heev. Txawm li cas los xij, nws belongs rau biofungicides, yog li nws muaj kev nyab xeeb rau tib neeg thiab tsiaj.
Thaum xav paub yuav ua li cas kho cov dib los ntawm cov kab mob mildew, koj tuaj yeem siv cov cuab yeej Baktofit. Qhov no yog ib qho biofungicide zoo heev uas tuaj yeem siv los txau cov nroj tsuag thiab dej hauv qab cov hauv paus hniav. Txhawm rau npaj cov khoom, koj yuav tsum noj 20 ml ntawm cov tshuaj thiab yaj hauv 10 liv dej. Qhov tsuas yog qhov tsis zoo ntawm cov khoom lag luam yog tias nws raug ntxuav los ntawm nag lossis dej thaum lub sij hawm tso dej.
YThaum siv Topaz, koj yuav tsum noj 3 g ntawm cov khoom thiab yaj hauv 10 liv dej. Nws yog ib qho tsim nyog yuav tsum nco ntsoov tias cov tshuaj tua kab mob no txwv tsis pub siv thoob plaws lub sijhawm tag nrho cov txiv hmab txiv ntoo, ntxiv rau, yuav tsum tau ceev faj thaum ua haujlwm nrog tus neeg sawv cev no.
Qhov txiaj ntsig zoo qhia tau hais tias lub cuab yeej "HOM". Txhawm rau siv nws, koj yuav tsum tau dilute 40 g ntawm hmoov hauv 10 liv dej. Txau lub resulting daws ntawm lub txaj nrog cucumbers. Qhov kev daws teeb meem no txaus los ua 10 square meters. meters ntawm lub vaj cheeb tsam.
Qhov zaus ntawm kev kho mob nrog cov tshuaj no thiab lwm yam tshuaj yog 1 zaug txhua 2 lub lis piam. Kev npaj tshuaj tiv thaiv kev tsim cov spores ntawm cov kab mob, thiab huab cua kub ua kom lawv cov nyhuv. Cov nyhuv tiv thaiv ntawm cov tshuaj yoglus ob peb feeb tom qab txau thiab khaws cia rau 2 lub lis piam tom qab kho. Txawm tias muaj tseeb hais tias kev kho mob nrog biofungicides raug tso cai thaum lub sij hawm fruiting, txawm li cas los xij, zaub tuaj yeem noj tom qab kev kho mob tsis pub dhau 2-3 hnub tom qab.
Nws tsim nyog nco ntsoov tias qee yam khoom tuaj yeem ua rau tib neeg txaus ntshai, yog li nws yog ib qho tseem ceeb kom ua raws li qee qhov kev ntsuas kev nyab xeeb. Nws yog ib qho tseem ceeb heev uas yuav tsum paub yuav ua li cas nrog powdery mildew ntawm cucumbers kom raug, vim tias cov kab mob no txhim kho cov tshuaj tiv thaiv lub sijhawm, yog li lawv yuav tsum tau hloov pauv raws sijhawm thaum ua haujlwm.
Kev siv pej xeem txoj kev
tshuaj kho neeg rau hmoov mildew ntawm dib pab tiv thaiv kev kis tus kab mob thaum pib tshwm sim. Cov txiaj ntsig zoo tuaj yeem tau txais los ntawm kev siv cov cuab yeej xws li:
- soda tov;
- blue vitriol;
- horsetail decoction;
- mullein solution;
- xab npum.
Koj tuaj yeem siv cov tshuaj pej xeem ob qho tib si rau kev kho cov nroj tsuag muaj kab mob, thiab ua kev tiv thaiv. Thaum ua kev tiv thaiv, nws yuav tsum tau txau cov nroj tsuag tom qab txhua los nag.
Siv baking soda
Baking soda pab nrog powdery mildew ntawm dib, nws tau dav siv ntau xyoo, nws yooj yim heev los npaj cov tshuaj zoo li no. Txhawm rau npaj cov khoom, koj yuav tsum tau siv cov xab npum ua kua thiab ci dej qab zib hauv qhov sib npaug, 1 tsp txhua, thiab tom qab ntawd ncuav tag nrho cov no rau hauv 5 liv dej npau. Tag nrhosib tov zoo, refrigerate. Txau cucumbers nrog cov tshuaj no ib zaug txhua 10 hnub. Tag nrho cov kev kho mob feem ntau yog nyob ntawm seb cov nroj tsuag puas. Nws yog qhov zoo tshaj plaws los siv tsis yog xab npum zoo tib yam, tab sis tar xab npum, vim nws pab kom tshem tau cov kab mob fungal zoo dua.
Siv tooj liab sulfate
Kev kho neeg pej xeem rau powdery mildew ntawm cucumbers koom nrog kev siv tooj liab sulfate. Koj yuav tsum noj 5 g ntawm tooj liab sulfate, sib tov nrog 50 g ntawm xab npum thiab ncuav 5 liv dej. Cov tshuaj no pab tiv thaiv kev loj hlob ntawm spores thiab kho tus kab mob uas twb muaj lawm.
Mullein and whey solution
Thaum xaiv txhais tau tias txhawm rau tiv thaiv cov kab mob pwm ntawm cov dib, koj tuaj yeem siv cov tshuaj mullein. Txhawm rau npaj nws, koj yuav tsum tau yaj 1 kg ntawm chiv hauv 10 liv dej, thiab ntxiv lwm liter dej ua ntej siv.
Whey pab tiv thaiv kab mob zoo. Txhawm rau ua qhov no, koj yuav tsum tau dilute nws nrog dej thiab nqa tawm cov hauv paus txheej txheem ntawm cucumbers nrog cov tshuaj no. Tom qab ntawd, zaj duab xis ntawm cov kab mob lactic tsim rau ntawm nplooj, tiv thaiv kev loj hlob ntawm fungus.
Decoctions of nroj tsuag
Nws pab tiv nrog fungus decoction ntawm horsetail. Txhawm rau ua qhov no, koj yuav tsum noj 100 g ntawm tsob ntoo tshiab lossis qhuav, ncuav 100 g dej rau ib hnub, tom qab ntawd boil rau 1-2 teev, lim, txias, dilute nrog dej hauv qhov sib piv ntawm 1: 5 thiab tshuaj tsuag cucumbers. Koj tuaj yeem khaws cov decoction rau ib lub lim tiam.
A pab zoo tiv thaiv kab mobsuav hais tias yog ib qho infusion ntawm cov nroj tsuag. Ua li no, ib nrab thoob nyom yuav tsum tau ntim nrog dej thiab hais kom ob peb hnub nyob rau hauv qhov chaw sov.
Koj tuaj yeem siv nettle decoction, uas pab sai thiab zoo nrog cov kab mob spores.
Siv qej
Thaum xav paub yuav ua li cas kho cov kab mob mildew dib, koj tuaj yeem siv cov qij qej. Ua li no, hais kom lub taub hau nruab nrab ntawm qej hauv dej rau ib lub lim tiam ntawm chav tsev kub. Lim lub resulting infusion, dilute 10 liv dej thiab tshuaj tsuag rau cov nroj tsuag nrog ib tug tshuaj tsuag lub raj mis.
Lwm cov tshuaj tiv thaiv kab mob pwm
Pollination ntawm nplooj nrog sulfur pab tiv thaiv kab mob puas tsuaj. Ua li no, ua tib zoo crushed sulfur yuav tsum tau nchuav rau hauv gauze thiab pollinated nyob rau hauv huab cua sov tshav ntuj. Tom qab ua tiav, cucumbers nyob rau hauv lub vaj yuav tsum tau them nrog ib zaj duab xis rau 2 teev. Thaum ua tiav hauv tsev cog khoom, koj yuav tsum kaw txhua qhov rais thiab qhov rooj.
Cov txiaj ntsig zoo tuaj yeem tau txais los ntawm kev txau cov dib los ntawm cov kab mob mildew nrog kev daws ntawm poov tshuaj permanganate. Txhawm rau npaj nws, koj yuav tsum tau dilute 1.5 g ntawm poov tshuaj permanganate hauv 10 liv dej.
Txau nrog colloidal sulfur, uas yuav tsum tau diluted ntawm tus nqi ntawm 40 g ib 10 liv dej, kuj suav hais tias yog ib qho tshuaj zoo. Kev ua haujlwm nrog cov cuab yeej zoo li no yog qhov ua tau zoo tshaj plaws hauv huab cua huab.
prophylaxis
Koj yuav tsum paub tsis yog yuav ua li cas nrog powdery mildew ntawm dib, tab sis kuj yuav ua li cas tiv thaiv nws tshwm simntawm cov nroj tsuag. Ntawm cov kev tiv thaiv tseem ceeb, nws yuav tsum tau hais txog cov hauv qab no:
- cog powdery mildew resistant dib ntau yam;
- ua ntej sowing noob kho;
- -watering nrog dej sov;
- ceev faj daim ntawv thov ntawm nitrogen ntxiv;
- ceev faj khaws cia thiab rhuav tshem cov nroj tsuag residue.
Cov kev tiv thaiv txhim khu kev qha no yuav pab tiv thaiv cov kab mob mildew yav tom ntej. Tsis tas li ntawd, nws yog ib qho tsim nyog yuav tsum tau muab cov nroj tsuag kom muaj huab cua txaus, uas yog vim li cas nws thiaj li yuav tsum tau nyias tawm cov noob kom raws sijhawm, nrog rau tshem tawm cov nplooj qub uas tuaj rau hauv av.
Dej dib tsuas yog tom qab topsoil tau qhuav tag. Kev ywg dej thiab tshuaj tsuag yuav tsum tau ua thaum sawv ntxov kom cov nroj tsuag muaj sijhawm kom qhuav ua ntej yav tsaus ntuj.
