Cog Kev Tiv Thaiv Kab Mob Thiab Kab

2024 Tus sau: Gavin MacAdam | [email protected]. Kawg hloov kho: 2023-12-16 13:40

Kev tiv thaiv zoo tshaj plaws tiv thaiv kab mob thiab kab hauv cov nroj tsuag yog kev tiv thaiv. Kho tib lub tebchaws thiab cov qoob loo hauv vaj yuav tsum yog thawj lub cim ntawm kev tsim teeb meem. Cov kab mob kis tau pom lawv tus kheej hauv daim ntawv ntawm kev hloov xim thiab duab ntawm ntau yam khoom cog - paj lossis nplooj. Koj tuaj yeem txuag cov nroj tsuag los ntawm kev kis mob los ntawm kev hlawv qhov chaw ntawm tus kab mob. Cov kab mob fungal tau tsim los vim tsis ua raws li kev nyiam huv thaum cog lossis ua haujlwm ua liaj ua teb. Kab mob ntawm cov kab mob hauv cov nroj tsuag yog qhov tsawg heev, tab sis kev phom sij tuaj yeem loj heev, thiab qhov tshwm sim loj heev

Septoria yog teeb meem uas tshwm sim los ntawm kev tsim cov teeb liab liab uas nthuav tawm sai sai rau saum npoo ntawm nplooj. Raws li qhov tshwm sim, cov nplooj ntoo qhuav qhuav tag. Koj tuaj yeem pom tus kab mob zoo sib xws ntawm asters, snapdragons, nasturtiums lossis luam yeeb. Tam sim ntawd thaum pom cov cim ntawm kev ua txhaum ntawm hom tsiaj, nws yog qhov tsim nyog los kho lub paj nrog kev daws ntawm Bordeaux kua (1%) lossis tooj liab oxychloride (0.5%). Raws li kev tiv thaiv kev ntsuas, cov noob yuav tsum tau kho nrog poov tshuaj permanganate ua ntej cog.

Powdery mildew tau nthuav tawm raws li lub paj tawg tau pom ntawm thaj av ntsuab ntawm tsob ntoo. Cov kab mob sib kis sai heev thiab tsis muaj kev hlub ntawm qhov kub siab tshaj kaum cuaj caum degrees Celsius. Kuj pab txhawb rau lawv kev luam me me thiab muaj dej ntau dhau. Powdery mildew tau pom ntawm ntau yam ntawm cov nroj tsuag, cov npe uas suav nrog cov paj, dahlias, poppies, violets. Tus kab mob tuaj yeem kho tau los ntawm kev ua paj ntoo nrog kev sib xyaw (tooj liab sulfate + xab npum ntxhua khaub ncaws + dej qab zib tshauv) hauv qhov nyiaj tsib caug grams, yaj hauv kaum liv dej. Sulfur hmoov, zineb, lossis basezol yog lwm yam kev kho zoo.

Botrytis (grey rot) zoo li lub paj tawg paj nrog cov nplaim paj. Koj tuaj yeem pom nws ntawm peonies, hyacinths, tulips, irises thiab lwm yam paj. Tus kab mob no loj hlob nyob hauv huab cua sov, ntub dej. Tsis tas li, qhov laj thawj yuav yog qhov tsis muaj calcium thiab phosphorus hauv av. Koj tuaj yeem rhuav tshem cov kab mob pathogenic los ntawm kev kho cov nroj tsuag nrog kev daws ntawm Bordeaux kua. Boric acid thiab tooj liab oxychloride tov (0.5%) yog qhov tsim nyog raws li txhais tau tias. Hauv qhov no, cov hauv paus hauv paus puas yuav tsum tau muab pov tseg. Qhuav qhov muag kom huv ua ntej khaws cia.

Cov ntoo xeb yog kab mob sib kis tshwm sim los ntawm kev kis tus kab mob fungus ntawm kab lis kev cai. Cov nplooj ntoo tau txais cov xim av lossis xim av, hloov pauv lub sijhawm mus rau hauv qhov khoob. Txhua tsob ntoo uas muaj noob qes yog qhov pheej hmoo yuav raug puas tsuaj los ntawm tus kab mob no. Cov kab lis kev cai tuaj yeem kho nrog tooj liab chloride daws. Nroj tsuag raug kho nrog tus neeg sawv cev no tsuas yog thaum lub caij cog qoob loo. Txog thaum cov paj qhib, koj tuaj yeem siv hlau sulfate. Tsis muaj qhov xwm txheej twg yuav tsum tau siv Bordeaux kua thiab sulfur hauv qhov no.

Nplooj curl feem ntau yog tsim los ntawm phlox. Tab sis lwm cov nroj tsuag tsis ib txwm muaj kev tiv thaiv los ntawm kev tsim cov teeb meem zoo sib xws. Koj tuaj yeem paub qhov txawv tus kab mob los ntawm cov leeg nruj. Nws yog los ntawm lawv tias nplooj tom qab curl thiab tau txais xim daj. Nws nyuaj rau daws qhov kev ua txhaum no. Vim li no, cov nroj tsuag no yog qhov yooj yim tshaj plaws. Jaundice manifests nws tus kheej nyob rau hauv daim ntawv ntawm crushing nplooj thiab tsim ntawm yellowness. Asters feem ntau cuam tshuam los ntawm qhov teeb meem no. Ntawm no nws kuj tseem yog qhov yooj yim los rhuav tshem qhov piv txwv ntawm paj.

Penicillus rot yog tus yam ntxwv spore-shaped reddish-brown spot. Tus kab mob tau tsim los vim tsis khaws cia thiab ntau dhau thaum khawb ntawm qhov muag teev. Kev loj hlob ntawm tus kab mob tuaj yeem tiv thaiv tau los ntawm kev tshuaj xyuas lub inoculum. Cov qhov muag teev yuav tsum tsis pub dawb kiag li los ntawm kev puas tsuaj. Nws yog ib qho tseem ceeb los tsim kev ntsuas kub pom zoo thaum lub sijhawm khaws cia paj.

Qhov chaw dawb yog kab mob uas tuaj yeem ua rau muaj kev phom sij txaus ntshai - kev tuag ntawm txhua daim hlau nplooj. Qhov teeb meem tuaj yeem txheeb xyuas tau los ntawm thawj qhov kos npe hauv daim ntawv ntawm cov xim av puag ncig. Koj tuaj yeem sim kho tsob ntoo nrog kev daws ntawm Bordeaux kua (1%). Nrog nws txoj kev pab, nws yog ib qho tsim nyog yuav tsum tau pollinate cov qoob loo raws nraim ob lub hlis txhua kaum rau kaum tsib hnub.