Video: Koj tswj Phytophthora li cas?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Kub kub tau siv rau tswj Phytophthora nyob rau hauv ntau txoj kev. Chav kub yog siv los tua Phytophthora nyob rau hauv cov av tsis huv, media los yog ntawm cov thawv cog xws li pots. Yog tias koj rov siv cov lauj kaub koj tuaj yeem tso cov lauj kaub ua ntej ntxuav hauv dej kub (180 ° F) tsawg kawg 30 min los yog siv cov pa aerated (140 ° F) rau 30 min.
Yog li ntawd, koj yuav kho Cinnamomi Phytophthora li cas?
Phosphite fungicide kev kho mob Nws feem ntau yog siv los ua poov tshuaj phosphite. Calcium thiab magnesium phosphite kuj tseem siv tau. Tsis muaj kev kho mob yuav tshem tawm phytophthora ntawm nplooj Dieback, suav nrog phosphite kev kho mob , txawm tias ib qho kev sib koom ua ke tuaj yeem tswj kev sib kis thiab cuam tshuam ntawm tus kab mob.
koj tswj dieback li cas? Dieback thaj chaw dawb:
- siv cov chaw ntxuav kom huv kom tshem tawm lossis ua kom tsis muaj av nkos thiab av los ntawm khau, khoom siv thiab tsheb ua ntej nkag.
- zam kev taug kev thaum lub sij hawm thiab tom qab los nag, thaum cov av ntub.
- ib txwm nyob ntawm txoj kev thiab lem.
- thov daim ntawv tso cai thaum xav tau (xws li thaum sau ntoo)
Kuj nug, dab tsi ua rau Phytophthora?
Phytophthora hom yog nyob rau hauv pawg oomycete ntawm fungi, feem ntau hu ua cov pwm dej. Qee lwm cov kab mob oomycete uas koj yuav paub txog yog cov ua rau los ntawm Pythium thiab downy mildew pathogens. Peb feem ntau xav txog Phytophthora raws li cov nroj tsuag kab mob uas tshwm sim hauv qab hauv av thiab kis cov hauv paus hniav thiab crowns.
Yuav ua li cas kuaj Phytophthora?
Ib txoj hauv kev sai thiab yooj yim ntawm kev lees paub lub xub ntiag ntawm Phytophthora yog siv a Phytophthora ceev xeem . Raws li cov cuab yeej zoo sib xws rau kev xeeb tub xeem cov no yooj yim siv kuaj tuaj yeem ntes ntau yam sib txawv Phytophthora hom hauv feeb hauv cov nroj tsuag sib txawv xws li qos yaj ywm, txiv lws suav, rhododendrons, ntoo qhib thiab larch.
Pom zoo:
Koj tsim txoj kev tswj plua plav li cas?
Sab saum toj kaum Dust Control Techniques Sau kom txo cov tsheb khiav. Txo qhov ceev. Dej Txoj Kev (Palliative 1) Npog Txoj Kev Unpaved Surface Av Nrog Gravel. Ntxiv cov dej noo ntawm txoj kev nto (Palliative 2) Kev khi cov khoom ua ke (Palliative 3) Sealing Unpaved Roads with Pavement or other Impermeable Materials. Txo cov av tawm
Koj sau txoj cai tswj kev sib hloov li cas?
Yuav sau ib txoj cai rau qhov kev sib hloov no koj yuav sau: R270? (x,y)=(−y,x). Notation Rule Ib txoj cai sau tseg muaj daim ntawv nram qab no R180? A → O = R180? (x, y) → (− x, − y) thiab qhia koj tias daim duab A tau tig los ntawm keeb kwm thiab ob qho tib si x- thiab y-coordinates tau muab faib ua -1
Yuav ua li cas koj tswj blight lig nyob rau hauv qos yaj ywm?
Tswj Kev Ntsuas Siv cov qos yaj ywm rau cov noob los ntawm thaj chaw tsis muaj kab mob los xyuas kom meej tias cov kab mob tsis yog nqa los ntawm cov noob tuber. Cov kab mob cov khoom cog hauv thaj teb yuav tsum raug muab pov tseg kom raug. Loj hlob resistant ntau yam zoo li Kufri Navtal. Cov tshuaj tua kab mob fungicidal ntawm cov tsos mob thawj zaug
Dab tsi yog kev tswj zoo thiab kev tswj tsis zoo hauv gel electrophoresis?
Kev tswj qhov zoo thiab qhov tsis zoo yog cov qauv uas tau siv los lees paub qhov siv tau ntawm gel electrophoresis sim. Cov kev tswj tau zoo yog cov qauv uas muaj cov cim paub txog DNA lossis cov protein thiab yuav txav mus rau ib txoj hauv kev tshwj xeeb ntawm cov gel. Kev tswj tsis zoo yog cov qauv uas tsis muaj DNA lossis cov protein
Cov cai tswj kev tswj hwm yog dab tsi?
Kev hloov pauv hauv lub dav hlau sib koom tes feem ntau yog sawv cev los ntawm 'coordinate rules' ntawm daim ntawv (x, y) --> (x', y'). Qhov no txhais tau hais tias ib lub ntsiab lus uas nws cov kev tswj hwm yog (x, y) tau kos npe rau lwm lub ntsiab lus uas nws cov kev tswj hwm yog (x', y')