Walnut ntoo yog qhov muag-catcher lub caij ntuj sov nrog nws cov nplooj zoo kawg nkaus. Tsis tsuas yog nws muab ntxoov ntxoo, tab sis nws kuj muab nqi zog cog lovers nrog ib tug nplua nuj walnut sau. Txawm li cas los xij, qhov yuav tsum tau ua ua ntej yog kev loj hlob zoo. Txawm hais tias nws yog ib hom ntoo uas muaj zog tshaj plaws, qee cov kab tsuag thiab kab mob tseem tuaj yeem ua rau lub neej nyuaj rau nws. Koj tuaj yeem pom cov no yog dab tsi thiab yuav ua li cas tawm tsam lawv hauv cov lus qhia hauv qab no.
Zoo dua kev nyab xeeb dua thov txim
Walnut ntoo tiag tiag los yog tsob ntoo walnut, nrov npe hu ua walnut ntoo luv luv, yog cov qauv zoo thiab muaj zog thaum noj qab haus huv. Nws muaj lub ntuj tiv thaiv kab mob uas tiv thaiv nws ntau ntawm cov kab mob thiab ntau yam kab tsuag. Tab sis yeej tsis muaj 100 feem pua kev tiv thaiv rau cov nroj tsuag, yog li Juglans regia tuaj yeem cuam tshuam.
Thaum pib ntawm txhua yam kab mob thiab kab tsuag, nws siv tag nrho nws lub zog tawm tsam nws. Tab sis yog tias qhov kev loj hlob ntawm tus kab mob tsis raug tso tseg thiab cov kab tsuag tuaj yeem ua rau ntau yam tsis muaj kev cuam tshuam thiab ua rau nws lub zog ntawm lub neej, tsis yog cov txiv ntoo feem ntau yuav poob, tab sis tsob ntoo walnut tuaj yeem ua rau muaj kev phom sij rau lub neej.
Tip:
Rau cov laj thawj uas tau hais tseg, cov ntoo ntoo walnut uas muaj zog no yuav tsum tau kuaj xyuas tsis tu ncua rau cov kab mob thiab kab tsuag kom koj tuaj yeem ua sai sai thiab tiv thaiv cov xwm txheej tsis zoo los ntawm kev tswj hwm lawv - qee zaus, hmoov tsis, tsis muaj kev tswj hwm zoo..
Walnut ntoo kab mob
Ntawm no yog cov kab mob uas yuav cuam tshuam rau tsob ntoo walnut:
Cherry nplooj yob virus
Cherry nplooj yob tus kab mob no kuj hu ua walnut blackline kab mob. Qhov no yog ib qho kab mob sib kis tau qeeb zuj zus thiab tuaj yeem ua rau tuag taus, tshwj xeeb tshaj yog nyob rau hauv cov ntoo tsis muaj zog.
Recognize
- kab daj kab thiab daj daj ntawm nplooj thiab txiv hmab txiv ntoo
- txiv hmab txiv ntoo thiab nplooj poob tawm
- Black line formations on woody area
- Cov ntaub so ntswg tuag ntawm cov ceg ntoo
- qhia qhuav
- Nkauj tawm tshiab tsis tsim lawm
Combat
Tam sim no tseem tsis tau paub. Tus kab mob no kis tau sai heev nyob rau hauv uas txawm txiav tawm cov cheeb tsam cuam tshuam ntawm thawj cov cim pom tau lig dhau lawm.
Powdery mildew (Erysiphaceae)
tsob ntoo walnut yog qhov ua rau cov kab mob mildew, tshwj xeeb tshaj yog nyob rau lub hlis qhuav thiab sov sov. Nyob rau hauv sib piv rau downy mildew, uas tsuas yog nyiam cov huab cua ntub, powdery mildew kuj yog hu ua "huab cua ncaj ncees fungus", txawm hais tias av noo tsis cuam tshuam nws. Powdery mildew yog cov kab mob uas tuaj yeem tswj tau yooj yim yog kho sai. Nws yog hu ua cov nceb cuav vim tias nws tawm hauv qhov kev xav pom, tab sis muaj feem cuam tshuam nrog cov xim av algae thiab diatoms.
Recognize
- Nyob rau theem pib tsuas muaj xim dawb, nplaum nplaum rau saum nplooj
- Nyob rau tom qab ntawm tus kab mob no, cov ntaub pua plag dawb tuaj yeem pom nyob rau hauv qab ntawm nplooj
- Nws mam li mus rau txhua qhov chaw ntsuab ntawm cov nroj tsuag
- Cov txheej yuav xim av rau greyish dhau sijhawm
- ntsuab txiv hmab txiv ntoo hau
- Qee nplooj tig sab ntug nce
- Nyob qhuav thiab poob
- Yog cov kab mob pwm tso tseg tsis kho, nws tuaj yeem nkag mus rau hauv tsob ntoo thiab ua rau tuag
Combat
Muaj ntau txoj hauv kev los tawm tsam cov kab mob mildew ntawm cov ntoo walnut, txhua yam tau raug pov thawj tias ua tau zoo.
Soap suds
- Nyob ntawm qhov loj ntawm kab mob thiab tsob ntoo, ntxiv cov dej uas tsim nyog nrog xab npum muaj zog
- Tsuas yog cov uas tsis muaj tshuaj additives thiaj tsim nyog ua xab npum
- Phau dej soapy rau hauv lub twj tso kua mis
- Txiv kab ntxwv nplooj ntub dej soapy
- Nco ntsoov tias txhua qhov chaw ntawm cov nroj tsuag tau txau ntawm txhua sab
- Yog cov ntaub pua plag dawb tsis tau ploj tom qab tsib mus rau rau hnub, rov ua cov txheej txheem
- Tsis txhob tsuag hauv tshav ntuj lossis tshav ntuj kub kub
- Xaiv hnub qhuav rau txau - nws yog qhov zoo tshaj yog tias muaj hnub qhuav ntxiv kom cov dej xab npum tuaj yeem ua haujlwm thiab tsis txhob ntxuav los ntawm nag
Cov khoom tiv thaiv tsob nroj
Ib yam khoom tiv thaiv tsob ntoo tiv thaiv kab mob mildew muaj nyob rau hauv txhua tus neeg muag khoom tshwj xeeb. Ntawm no koj yuav tsum xyuas kom meej tias hmo ntuj sulfur lossis lwm cov khoom xyaw organic muaj nyob hauv. Yog hais tias koj tsuag tsob ntoo walnut nrog nws txhua xyoo ua ntej flowering, koj yuav khaws powdery mildew tam sim ntawd. Yog tias qhov no twb tau kis rau tsob ntoo, tshuaj tua kab yog ib txoj hauv kev los tawm tsam nws. Txawm hais tias cov khoom xyaw yog cov organic, kev kho mob tsawg dua yog tias cov txiv hmab txiv ntoo twb muaj lawm, vim tias cov kua nkag mus rau hauv cov txiv hmab txiv ntoo thiab noj cov txiv hmab txiv ntoo tsis pom zoo. Cov dej xab npum, ntawm qhov tod tes, siv tau yam nyab xeeb.
Fungal Infection
Muaj ntau hom nceb uas nyob hauv lub vaj txhua xyoo. Qee cov tawv tawv dua rau kev sib ntaus sib tua thiab ua rau muaj kev puas tsuaj loj thiab qee zaum ua rau muaj kev puas tsuaj rau lub neej, thaum lwm tus muaj kev cuam tshuam me ntsis rau tsob ntoo walnut. Tab sis nyob rau hauv txhua rooj plaub koj yuav tsum tau teb, vim hais tias nws yuav luag tsis yooj yim sua kom paub tseeb tias nws yog fungus. Tus kws tshaj lij tuaj yeem pab koj ntawm qhov chaw, tab sis kev sib ntaus nws tam sim ntawd daws qhov teeb meem txawm tias tsis paub cov kab mob los ntawm lub npe. Raws li txoj cai, cov ntoo walnut qhia ntau dua lossis tsawg dua cov tsos mob thaum kis tus kab mob fungus.
Cov yam ntxwv ntawm tus kab mob fungal
- Brown thiab greyish xim av nplooj discoloration
- Curled thiab/los yog stunted nplooj
- Nyob qhuav thiab poob ntau ntau
- Growth Disorders
- Tshuaj tua tsis tshwm los yog loj hlob zuj zus
- Nyias ntsuab ceg dai qaug zog
- Ntau smudges ntawm nplooj thiab/los yog ceg ntsuab
- Nyob li qub lawm
- Txiv hmab txiv ntoo tsis loj hlob, tsis loj hlob zoo los yog poob tsis paub tab
Combat
Fungicides
Qhov ceev tshaj plaws thiab zoo tshaj plaws feem ntau yog cov tshuaj fungicides tshwj xeeb tsim los siv rau hauv kev kho kab mob fungal thiab muaj nyob rau hauv khw muag khoom tshwj xeeb. Nws raug pom zoo kom siv cov khoom siv organic nkaus xwb. Feem ntau ntawm lawv xyuas kom meej tias cov txiv hmab txiv ntoo uas twb muaj lawm tseem tsim nyog rau kev noj txawm tias tshuaj tsuag. Tsis tas li ntawd, kev kho mob nrog cov organic fungicides yog ib puag ncig zoo. Yog tias koj siv cov khoom siv tshuaj, koj yuav tsum cia siab tias cov walnuts yuav kis tau cov pa phem. Qhov ntau npaum li cas cov no tuaj yeem ua rau muaj kev phom sij rau koj kev noj qab haus huv thaum noj cov walnuts nyob ntawm seb cov khoom xyaw thiab ntau npaum li cas. Nws kuj tseem yuav tsum tau coj mus rau hauv tus account tias cov tshuaj fungicides kuj muaj tshuaj lom rau cov kab thiab yog li ntawd tsuas yog siv nrog kev ceev faj tshwj xeeb - lossis tsuas yog zam lawv thiab tsuas yog siv cov organic fungicide los tua cov kab mob.
Exception: tsob ntoo fungus infestation
Ntxiv nrog rau cov kab mob me me ntawm cov kab mob fungal ntawm ntau hom fungi, tsob ntoo fungus tuaj yeem tshwm sim. Qhov no tuaj yeem pom ntau zaus. Tiag tiag fungal sponges feem ntau tsim rau ntawm tsob ntoo pob tw. Cov no tsis yog ib txwm noj tau thiab tsis yog ib txwm muaj teeb meem rau tsob ntoo walnut. Txawm li cas los xij, koj yuav tsum tau nqis tes ua.
- Thaum koj xav tias thawj cov tsos mob tshwm sim ntawm tsob ntoo fungus infestation, koj yuav tsum tshem tawm lawv kom cov fungus tsis kis
- Kaw cov tawv tawv/ntoo nrog riam ntse
- Yog cov ntaub so ntswg ntsuab tshwm, kev tswj tseem tuaj yeem ua tau zoo
- Yog cov ntaub so ntswg qhuav tawm los yog shimmers yellowish-ntsuab, cov fungus twb nyob rau hauv
- Hauv qhov no, kev tswj hwm nrog cov qauv ntsuas tsis tuaj yeem ua tau
- Nws yog ib qho tsim nyog los sab laj tus kws tshaj lij, yog tias tsim nyog los ntawm chaw ua haujlwm tiv thaiv tsob nroj
- Tus neeg no tuaj yeem ntsuam xyuas qhov yuav tsum tau ua lossis seb puas tsim nyog poob
Bacterial infestation
Walnut ntoo raug cuam tshuam ntau zaus los ntawm cov kab mob, uas qhov xwm txheej phem tshaj plaws tuaj yeem ua rau cov ntoo loj thiab muaj zog tuag. Feem ntau, kev kis kab mob tshwm sim los ntawm kev siv cov cuab yeej pruning thiab txiav loj uas tso cai rau cov kab mob nkag mus rau sab hauv ntawm tsob ntoo.
Recognize
Kev loj hlob feem ntau tshwm sim ntawm cov ceg ntoo lossis lub cev vim yog kis kab mob. Cov no tuaj yeem dhau los ua qhov loj thiab tsim qhov, tshwj xeeb tshaj yog ntawm lub cev. Qhov hu ua tsob ntoo canker feem ntau tshwm sim los ntawm kab mob.
Sib ntaus
Nyob rau hauv ntau zaus nws yog txaus los txiav tawm cov cheeb tsam loj ntawm kev loj hlob. Yog tias lawv dai ntawm ib ceg, nws yuav tsum tau txiav rov qab kom txog thaum ntsuab ntsuab tshwm rau hauv. Qhov no yog ib qho qhia tseeb tias cheeb tsam (tseem) noj qab nyob zoo. Cov kev sib tshuam yuav tsum tau them nrog cov hmoov tshauv los yog cov cob tshwj xeeb rau qhov txhab kaw ntawm cov nroj tsuag. Txoj kev no tsis muaj kab mob tshiab tuaj yeem nkag tau.
Tip:
Nco ntsoov siv cov tshuaj tua kab mob thaum txiav ntoo. Tsuas yog txiav rau hnub qhuav thiab ib txwm kaw qhov chaw txiav loj dua kom tsis txhob muaj kab mob kis.
Walnut ntoo pests
Cov kab no tuaj yeem xav tau ntawm tsob ntoo walnut:
Aphids
Kev puas tsuaj los ntawm aphids tsuas yog xav tau yog tias muaj kev kis kab mob hnyav heev thiab cov nplooj curl tuaj hnyav heev. Tsis tas li ntawd, Julians regia tau zoo.
Recognize
Txhawm rau kom paub txog aphids, koj yuav tsum tau ze rau ntawm nplooj, vim tias cov tsiaj me, xim av, dub lossis ntsuab, uas tsuas yog ob peb millimeters loj, tsis tshua pom. Koj tuaj yeem siv cov cim hauv qab no los qhia koj tus kheej:
- Tau nplaum lo ntawm nplooj (honeydew)
- Rolled thiab ib nrab stunted nplooj
- Yellow nplooj
- Nyob qhuav thiab poob
- Feem ntau cov colony tuaj yeem pom tsuas yog ntawm cov tua tshiab
Sib ntaus
- Yog tus kab mob no tswj tau, txiav cov ceg cuam tshuam mus rau thaj chaw noj qab haus huv
- Tom qab ntawd tshuaj tsuag tsob ntoo kom muaj zog (tso tseg tej tsiaj txhu uas seem)
- Rau cov kab mob loj heev, ua rau cov dej xab npum muaj zog heev
- Txhob tsob ntoo ntub dej
- Rov ua txheej txheem tom qab li peb hnub
+
Caterpillar
Bluescreen, willow borer thiab butterfly caterpillars zoo siab ua teeb meem rau cov ntoo walnut. Blue screen caterpillars tshwj xeeb feem ntau tawm kev puas tsuaj loj heev. Lawv muaj lub cev daj-dawb txog li rau centimeters nyob rau hauv qhov loj uas muaj qhov hu ua point warts. Thaum lawv noj lawv txoj kev mus rau sab hauv ntawm cov ceg ntoo thiab cov pob tw, lawv tsim ib lub qhov khoob khoob.
Combat
Thaum sib ntaus sib tua, nws yog ib qho tseem ceeb uas koj yuav tsum ua kom ntxov, ua ntej kab ntsig tau ua haujlwm rau hauv tsob ntoo sab hauv. Thaum lawv mus txog qhov ntawd, koj tsis tuaj yeem ncav cuag lawv thiab tawm tsam lawv tsis yooj yim sua.
Collect
Yog tias tsis muaj kab ntsig ntau dhau thiab tsob ntoo walnut tsis siab, koj tuaj yeem sau cov kab ntsig los ntawm tes. Lwm qhov sib txawv yog tshee. Ua li no, muab ib daim ntawv ntawm cov ntawv ci rau hauv av thiab co cov ntoo tseem me me los yog ua haujlwm ntawm koj txoj kev los ntawm ceg mus rau ceg nrog, piv txwv li, ib tug broom. Tom qab ntawd koj tuaj yeem pov tseg cov kab ntsig uas tau poob rau hauv zaj duab xis nrog cov khoom pov tseg hauv tsev.
Txiav
Yog hais tias nws yog ib qho teeb meem tshwm sim thaum ntxov thiab kab ntsig nyob ntawm cov ceg, koj tuaj yeem tshem tawm ntawm tsob ntoo walnut los ntawm kev txiav cov ceg ntoo. Telescopic pruning txiab yog qhov zoo rau cov qauv siab.
Neem oil
Neem roj cog cov khoom lag luam muaj kev lag luam uas tuaj yeem siv los tiv thaiv kab ntsig ntawm cov ntoo walnut. Koj tuaj yeem siv qhov no los tsuag tsob ntoo lossis tsuas yog qhov cuam tshuam ntawm cov nroj tsuag. Cov roj neem nyob rau hauv kab ntsig kab mob ua pa, uas tom qab suffocates.
Walnut txiv hmab txiv ntoo ya (Rhagoletis tiav)
Walnut txiv hmab txiv ntoo ya tsis yog qhov teeb meem ncaj qha, tab sis cov maggots. Los ntawm ib ncig ntawm Lub Xya Hli / Lub Yim Hli lawv tso lawv cov qe hauv cov txiv hmab txiv ntoo. Yog li ntawd, lawv tawm cov dots dub ntawm cov txiv hmab txiv ntoo ntsuab. Cov maggots nkag mus rau hauv cov txiv hmab txiv ntoo thiab noj lawv. Ib tug yam ntxwv meej yog ib tug mos, moist txiv hmab txiv ntoo uas dries tawm ntau los yog tsawg raws li nws loj hlob. Vim tias lawv tsuas nkag mus rau hauv lub cev, cov walnuts tseem tuaj yeem noj tau ntev li ntev tau lawv tsis qhuav tag. Txhua yam koj tau ua yog tshem tawm cov tawv dub ntawm lub txiv ntoo.
Combat
khaws cov txiv ntoo poob txhua hnub thiab tshem cov txiv ntoo tam sim lossis muab pov tseg. Nyob rau hauv no txoj kev, pupation yog tiv thaiv thiab lub walnut txiv hmab txiv ntoo ya tsis multiply. Cherry txiv hmab txiv ntoo yoov tuaj yeem dai rau ntawm tsob ntoo thiab yuav tsum tau hloov lossis ntxuav txhua hnub. Yog tias koj muab lub vas kaw ze ze ntawm tsob ntoo walnut txij lub Rau Hli mus txog rau, koj tseem yuav tiv thaiv walnut txiv hmab txiv ntoo yoov kom nkag mus rau hauv cov ceg kom tso lawv cov qe hauv cov txiv hmab txiv ntoo.
