2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Carrot nplooj blight yog ib qho teeb meem uas tuaj yeem taug qab mus rau ntau yam kab mob sib txawv. Txij li thaum lub hauv paus tuaj yeem sib txawv, nws yog ib qho tseem ceeb kom nkag siab tias koj tab tom saib dab tsi txhawm rau kho nws kom zoo. Mus nyeem ntawv kom paub ntau ntxiv txog dab tsi ua rau zaub ntug hauv paus blight thiab yuav ua li cas tswj tau ntau yam kab mob zaub ntug hauv paus.
Dab tsi ua rau Carrot Nplooj Blight?
Nplooj blight hauv carrots tuaj yeem muab faib ua peb pawg: alternaria nplooj blight, cercospora nplooj blight, thiab kab mob nplooj blight.
Kab mob nplooj blight (Xanthomonas campestris pv. carotae) yog ib yam kab mob uas loj hlob tuaj thiab kis mus rau qhov chaw ntub dej. Nws pib me me, daj mus rau lub teeb xim av, angular me ntsis ntawm cov npoo ntawm nplooj. Lub hauv qab ntawm qhov chaw muaj ci, varnished zoo. Thaum lub sij hawm cov pob no lengthen, qhuav tawm, thiab tob mus rau tsaus xim av los yog dub nrog ib tug dej soaked, daj halo. Nplooj tuaj yeem ua rau curled zoo li.
Alternaria nplooj blight (Alternaria dauci) tshwm li xim av tsaus rau xim dub, irregularly zoo li tus me ntsis nrog daj margins. Cov pob no feem ntau tshwm rau ntawm nplooj qis ntawm cov nroj tsuag.
Cercospora nplooj blight (Cercospora carotae) tshwm li tan, ncig me ntsis nrog ntse, meej ciam teb.
Tag nrho peb ntawm cov kab mob kab mob no tuaj yeem tua cov nroj tsuag yog tias tso cai sib kis.
Carrot Leaf Blight Control
Ntawm peb cov kab mob kab mob hauv cov kab mob carrot, kab mob nplooj blight yog qhov mob hnyav tshaj plaws. Tus kab mob tuaj yeem tawg sai sai rau hauv kev kis mob kub, ntub dej, yog li cov pov thawj ntawm cov tsos mob yuav tsum coj mus rau kev kho tam sim.
Cercospora thiab alternaria nplooj blight tsis tshua muaj teeb meem, tab sis tseem yuav tsum tau kho. Lawv feem ntau tuaj yeem tiv thaiv tau los ntawm kev txhawb nqa huab cua ncig, zam dhau kev ywg dej, txhawb nqa dej, thiab cog cov noob tsis muaj kab mob.
Carrots yuav tsum tau cog rau hauv kev sib hloov thiab loj hlob nyob rau hauv tib qhov chaw ntawm ntau tshaj ib zaug txhua peb xyoos. Cov tshuaj fungicides tuaj yeem siv los tiv thaiv thiab kho cov kab mob no.
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