Phomosis Ntawm Carrots

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

Phomosis, txwv tsis pub hu ua rot qhuav, tuaj yeem cuam tshuam rau carrots tsis tsuas yog thaum lawv loj hlob, tab sis tseem nyob rau lub sijhawm khaws cia. Thaum lub sijhawm khaws cia rau lub caij ntuj no, poob ntawm cov hauv paus qoob loo yog qhov tshwj xeeb. Ntxiv mus, kiag li txhua yam khoom hauv nruab nrog cev raug kev tsim txom no. Thiab cov nyom cog qoob loo cuam tshuam los ntawm tus kab mob fungal no qhuav thiab tuag hauv lub sijhawm luv tshaj plaws. Phomosis thawj zaug tau tshaj tawm xyoo 1893 hauv tebchaws Denmark

Ob peb lo lus hais txog tus kab mob

Ntawm cov zaub ntug hauv paus zaub thiab nplooj nplooj cuam tshuam los ntawm phomaosis, cov xim daj-xim av oblong me ntsis tau tsim. Thiab ntawm cov qia, ntxiv rau qhov pom ntawm lilac ntxoov, kab txaij ntawm cov xim tsaus kuj pib tshwm. Ntawm qhov chaw ntawm cov ntaub so ntswg puas, koj tuaj yeem pom ntau yam dub pycnidia. Los ntawm nplooj, kab mob maj mam dhau mus rau ripening hauv paus qoob loo.

Feem ntau, tus kab mob cuam tshuam rau cov qia ntawm cov noob qes thiab cov paj zaub paj. Noob los ntawm cov nroj tsuag no feem ntau yuav luag ib txwm muaj kab mob.

Cov xim av xim av pib tsim rau sab saud ntawm cov hauv paus hauv paus hauv paus, maj mam tob zuj zus thaum tus kab mob tshwm sim. Thiab qee lub sijhawm tom qab, cov pob zeb zoo li no tuaj yeem tshwm ntawm yuav luag ib feem ntawm cov hauv paus qoob loo. Tom qab ntawd, qhov txhab qhuav thiab kev nyuaj siab tshwm sim ntawm qhov chaw ntawm cov ntaub so ntswg puas lawm. Yog tias koj txiav cov carrots, koj tuaj yeem pom tias cov ntaub so ntswg kis tau zoo sib cais los ntawm kev noj qab haus huv los ntawm cov xim dub.

Thaum pib, cov hauv paus qoob loo tau cuam tshuam rau saum, ntawm cov ntsiab lus ntawm kev loj hlob ntawm nplooj, thiab tom qab ntawd cov kab mob kis mus rau lawv lub caj dab nrog tails.

Ntawm cov av xoob, phomosis ua rau muaj kev phom sij loj tshaj rau carrots. Tus neeg sawv cev ntawm tus kab mob fungal no tseem nyob hauv seem ntawm cov nroj tsuag, nrog rau hauv cov hauv paus hniav hauv tsev thiab cov noob. Thiab nws kev faib tawm tshwm sim los ntawm pycnospores. Lub sijhawm tsim kom loj hlob ntawm phomosis yog ncaj qha rau qhov kub ib puag ncig. Ntawm qhov kub ntawm 15 - 16 degrees, nws yog sib npaug rau rau rau xya hnub, thiab yog tias qhov kub yog 20 - 22 degrees, lub sijhawm tsim tawm lub sijhawm yuav nce mus rau 45 hnub (qhov kub nce ntxiv feem ntau ua rau kev tsim phom phom).

Yuav ua li cas sib ntaus

Cov seem ntawm cov zaub los ntawm lub txaj yuav tsum tau muab tshem tawm kom raws sijhawm. Cov hauv paus puas los ntawm txhua yam kab thiab kab mob yuav tsum raug tshem tawm tam sim los ntawm thaj av. Nws yog ib qho tseem ceeb sib npaug kom ua raws txoj cai ntawm kev hloov qoob loo - ua ntej peb lossis plaub xyoos tom qab, nws zoo dua tsis rov qab carrots rau lawv qhov chaw qub. Txhua cov qoob loo ntawm thawj xyoo ntawm lub neej thaum cog yuav tsum raug cais tawm ntawm cov qoob loo ntawm xyoo ob. Thiab thaj chaw uas tau faib rau cog carrots tau khawb, thaum qhia txog kev siv tshuaj phosphorus-potassium ntau ntxiv rau lawv.

Nws yog qhov muaj txiaj ntsig zoo los kho cov noob zaub hauv paus ua ntej tseb lawv, nrog rau cov hauv paus qoob loo ua ntej khaws cia, nrog kev daws teeb meem ntawm "Tigama" (0.5%). Cov noob kuj tseem kho nrog TMTD. Thiab ob peb lub lis piam ua ntej sau qoob, hnav khaub ncaws saum toj kawg nkaus yog siv cov tshuaj potassium chloride (rau kaum liv dej, 50 g ntawm nws yuav xav tau).

Txhawm rau tiv thaiv cov qoob loo thiab cov nroj txhua xyoo dicotyledonous, cov av tau txau nrog kev npaj "Gezagard" txawm tias ua ntej cog qoob loo. Txau kuj tseem tso cai nyob rau theem ntawm ib lossis ob nplooj tseeb. Thiab tom qab tshwm sim ntawm cov qoob loo, cov av tuaj yeem kho nrog "Fuzilad Forte". Nroj tsuag ntawm xyoo thib ob ntawm lub neej, thaum thawj cov tsos mob ntawm phomosis tshwm, kuj tau pom zoo kom txau nrog Bordeaux kua.

Nws yog ib qho tseem ceeb kom khaws cov qoob loo hauv cov huab cua qhuav, tam sim txiav tawm saum thiab tawm tsuas yog kev txiav me me txog li ib centimeter loj. Ua ntej khaws cia carrots, lawv tau txheeb los ntawm kev tsis lees paub cov hauv paus qoob loo nrog cov khoom puas, nrog rau cov hnoos qeev qhuav. Cov chaw khaws khoom yuav tsum tau muab tshuaj tua kab mob nrog sulfur dioxide los yog formalin, thiab tseem ntxuav nrog cov kua qaub. Qhov tsis zoo tshaj plaws rau khaws cov hauv paus qoob loo yog huab cua nyob hauv thaj tsam ntawm 80 - 85% thiab nws qhov kub nyob hauv thaj tsam ntawm ib mus rau ob degrees.