Tshwj xeeb fungicide rau downy mildew - dimethomorforph

Downy mildew ntawm dib thiab txiv hmap, feem ntau yog hu ua "paoma Gan" (cia "khiav yees blight") thiab "gan yezi" (tuaj yeem kis rau cov nplooj ntawm ob qho tib si yub thiab theem. Nws tsuas yog kev puas tsuaj tawm nplooj thiab stems, thaum cov tendrils thiab pedicels tsis tshua muaj cuam tshuam. Downy mildew tau muaj feem cuam tshuam rau kev loj hlob ntawm cucumbers thiab txiv hmab, thiab yog hais ncaj qha rau lawv cov qoob loo. Yog li yuav ua li cas tswj hwm downy mildew? Niaj hnub no, Kuv yuav qhia cov fungicide tshwj xeeb rau downy mildew tswj {{} dimethomorph.

DimethomorphKev ua ntawm pathogens tsuas yog peb qhov: Ua ntej no, kev tiv thaiv kev tiv thaiv - nws tuaj yeem tiv thaiv cov kab mob thiab ntxeem tau ntawm cov kab mob pathogen spores; Thib ob, cov nyhuv curative - nws tuaj yeem nkag mus rau hauv cov ntaub so ntswg thiab tua fungal hyphae; Peb, lub anti {- spore cuam tshuam - nws tuaj yeem inhibit tsim kev tsim ntawm pathogen spores thiab txo qhov kev kis tus kab mob.

(1) Kev ua tau zoo thiab ntev ntev ntawm cov nyhuv
Dimethomorph muaj lub cim tshwj xeeb kev ua, uas ua rau txhua theem kev loj hlob ntawm omycete fungi thiab muaj cov txiaj ntsig tshwj xeeb rau ntau yam tsis zoo thiab cov blights. Nws tsis tsuas yog muaj kev tiv thaiv thiab cov teeb meem curative, tab sis kuj muaj cov nyhuv ntawm kev tsim hluav taws xob. Daim ntawv thov ncua sijhawm ntawm Dimethomorph feem ntau yog li 7-10 hnub, uas yog 3-4 hnub ntev dua li lwm yam tshuaj tua kab. Nws lub sijhawm ntev ntawm cov nyhuv txo cov ntawv thov, txuag cov xuaj moos thiab cov nqi.

(2) Tsis muaj kev tiv thaiv kev tawm tsam
Dimethomorph tsis muaj tus ntoo khaub lig- tsis kam nrog lwm cov fungicides xws li cov hlauaxyl thiab cymyax thiab muaj zog ua kom muaj zog. Nws tuaj yeem tua cov pathogens sai sai uas tau tsim kho kom tsis kam mus rau lwm cov fungicides, kom ua tau ruaj khov ntawm nws txoj kev ua tau zoo.

(3) dej nag
Nws muaj cov dej ua kom zoo, tawg, thiab nkag siab khov. Nws tuaj yeem nkag mus rau sab hauv thiab kis hauv zos, nrog cov dej nag zoo {} Nws cov txiaj ntsig tsis yooj yim yog tias nws los nag 1 teev tom qab tshuaj tsuag.
Ib qho ntxiv, nws txhim kho cov photosynthesis ntawm cov nroj tsuag, ua rau cov xim txiv hmab txiv ntoo thiab zaub ci dua, thiab kev nkag siab zoo dua cov txiaj ntsig thiab cov qoob loo zoo.

(4) Kev sib raug zoo zoo rau TANKING / compounding
Dimethomorph tuaj yeem ua tank -}}}}}}}}}}}}; pyraclostrobin, pyraclostrobin, pyraclostrobin, Amino - oligosaccharin, Prochhloraz, Hlauasyl, Zhongshengycin, thiab IPppione.

(5) Kev Nyab Xeeb Zoo
Dimethomorph tseem muaj kev nyab xeeb heev txawm tias thaum siv thaum lub sijhawm tawg paj thiab txiv hmab txiv ntoo nthuav dav theem ntawm cov qoob loo.

Grapes, Lycers, Dkmelons, Paj Melons, txiv lws suav, kua txob, qos yaj ywm, thiab cruciferous zaub. Dimethomorph muaj kev tswj hwm zoo ntawm cov kab mob fungal tsawg xws li downy blight, phytophthora rot, Pythium rot, pythium rot, thiab dub shank. Rau zaub cucusy downy mildew, muskmelon downy blight, taro phytophthora blight, thiab ntoo khaub thuas zaub downy mildew, etc.

Cov kev tsim ntawm dimethomorph suav nrog 25%, 30%, 50%, 50%, 50% thiab 15% emulsion hauv cov dej.
Dimethomorph tshwm raws li cov hmoov dawb lossis siv lead ua. Nws yog hydrolytically ruaj khov nyob rau hauv cov xwm txheej dav dav, thiab nws cov kev ruaj khov tshaj 5 xyoos hauv qhov tsaus ntuj.

(1) tswj hwm ntawm downy mildew ntawm cucurbers xws li cucumbers, muskmelons, thiab iab melons
Pib thov cov tshuaj tua kab ua ntej lossis thaum pib ntawm tus kabmob. Rau txhua tus mu (ib chav ua liaj ua teb suav, kwv yees li 0.00 {} {} {} {} {} {} { Wetable hmoov, lossis 150-200 milliliters ntawm 10% emulsion hauv dej. Dilute nrog 45-75 Kilograms dej thiab tshuaj tsuag. Thov cov tshuaj tua kab ib zaug txhua 7-10 hnub, hloov pauv ntawm cov tshuaj tua kab, tsom rau txau tom qab ntawm nplooj, thiab thov txuas ntxiv rau 3 zaug.

(2) Kev tswj ntawm cov kua txob phytophthora blight
Pib thov cov tshuaj tua kab ua ntej lossis thaum pib ntawm tus kabmob. Rau txhua tus mu (ib chav ua liaj ua teb suav, kwv yees li 0.067 hectares), siv 30-40 grams ntawm 50% wettable hmoov thiab dilute hmoov thiab dilibrams ntawm dej rau txau. Ua raws li kev txhim kho tus kab mob, siv tshuaj tua kab, siv tshuaj tua kab ib zaug txhua 5-7 hnub thiab txuas ntxiv rau 3 daim ntawv thov sib law liag.

(3) tswj ntawm lws suav lig blight
Thaum ntxov theem ntawm tus kab mob, siv 40-60 grams ntawm 50% chav ua liaj ua teb, kwv yees li 0.067 hectares), dilutes nws nrog 40-50 phaus ntawm dej, thiab tshuaj tsuag.

(4) tswj ntawm lws suav phytophthora rot
Thaum ntxov theem ntawm tus kab mob, drench nrog ib 2000 {}} Cov dej sib xyaw ntawm 50% DLETHOLES, lossis kev sib xyaw ntawm 150 dimethomoc dej-tawg granules.

(5) Kev tswj ntawm qos lig blight
Pib txau ntawm theem thaum ntxov ntawm tus kab mob, siv 1000-txheej diluted ntawm 50% wettable hmoov. Txau ib zaug txhua hnub 7-10, thiab lwm yam nrog ntau hom tshuaj tua kab.

(6) tswj ntawm zaub xas lav downy downy
Pib txau ntawm theem thaum ntxov ntawm tus kab mob, siv 1000-txheej diluted ntawm 50% wettable hmoov. Txau ib zaug txhua txhua 7-10 hnub, rau txog 2 daim ntawv thov sib law liag, nrog rau kev tsom mus rau txau ntawm cov nruab nrab ntawm nplooj.

(7) tswj hwm downy mildew ntawm cruciferous zaub
Rau txhua tus mu (ib chav ua liaj ua teb suav, kwv yees li 0.00}}}} {} {} {} {} {{}} Hmoov, lossis 100-150 milliliters ntawm 10% emulsion hauv dej. Dilute nrog 30-45 kilo cov dej thiab tshuaj tsuag.

(8) Tswj ntawm cov yub yub, damping - tawm, thiab lub hauv paus birden rau cov txiv hmab txiv ntoo thiab zaub
Pib siv drenching (lossis txau) lub noob ntoo los yog lub hauv paus ntawm cov nroj tsuag stems nrog cov tshuaj tua kab thaum xub thawj cov nroj tsuag. Thov ib zaug txhua 10 hnub lossis rau 2 daim ntawv thov sib law liag. Feem ntau, siv 2000 - 3000 {}}}}}}}}}}} {}-mroup floughution ntawm 10% emulsion hauv dej.