Aphids yog ib qho ntawm cov kab tsuag tseem ceeb ntawm cov qoob loo, muaj ntau hom, ntau tiam neeg, luam tawm sai sai thiab kev phom sij sai sai. Los ntawm nqus cov kua ntoo ntawm cov qoob loo, cov qoob loo tsis muaj zog thiab qhuav, thiab tib lub sijhawm, aphids tseem tuaj yeem kis ntau tus kab mob, ua rau muaj kev poob ntau dua. Vim yog qhov loj me me ntawm aphids, kev saib xyuas kev ceev, thiab tsis tsim nyog siv yeeb tshuaj, cov tsis kam kho sai dua thiab sai dua.
muaj sia
Aphids yog kev phom sij tag nrho ib xyoos puag ncig thiab muaj lub peev xwm ua me nyuam muaj zog. Lawv muab ntau tshaj plaws ntawm qhov kub nyob ib ncig ntawm 29 ° C. Nws tuaj yeem tsim tawm 10 txog 30 tiam ib xyoos, thiab qhov tshwm sim ntawm kev sib tshooj siab yog qhov tseem ceeb. Poj niam aphids tau yug los fertile. Thiab aphids tsis tas yuav cov txiv neej kom cev xeeb tub (piv txwv li, parthenogenetic).
Lub ntsiab lus siv rau resistant aphid
1.Pymetrumzine · Dintefan
Ntxiv rau kev muaj kev sib cuag tua thiab lub plab lom cov teebmeem, nws kuj muaj tus neeg sawv cev zoo thiab cov tshuaj tiv thaiv zoo ua rau muaj txiaj ntsig zoo. Tom qab aphids thiab lwm qhov tho-nqus cov kab noj thiab nqus cov kua txiv ntoo nrog nqus cov kua txiv, thiab tsis muaj excrement yuav tshwm sim tsis pub dhau 1 teev, thiab thaum kawg tuag ntawm kev tshaib plab.
2.
Vim tias nws cov kev nqis tes ua yog qhov txawv ntawm cov tshuaj tua kab no, nws muaj cov kev tshwj xeeb ntawm cov organophosphats, carbamates, carbamates thiab pyrethroids. Lub sijhawm siv tau tuaj yeem ncav cuag ntau dua 20 hnub.
3.Thiab · Thiamethoxam
Txog kev tshuaj lom foliar thiab cov av hauv av thiab kho hauv paus. Nws tau nrawm nrawm los ntawm lub kaw lus tom qab tshuaj tsuag, thiab kis tau cov kab mob zoo xws li aphids, planthoppers, parsefers, thiab whiteflies.
4.Tronicamid · DinotheFan
Nws muaj cov yam ntxwv ntawm kev sib cuag tua, mob plab zom mov, ntev ntev cov nyhuv siv tau yog 43 hnub), thiab lwm yam zoo On tho thiab nqus cov kab mob.
5. Cov Pinpepotegregat · Pinnetruczine
Nws muaj qhov tshwj xeeb-txoj kev conduction ua haujlwm, tuaj yeem ua tau zoo txhua feem ntawm cov nroj tsuag lub cev, muaj kev ua si ntau rau cov qe, nymphs thiab cov neeg laus. Mus txog 25 hnub los yog li ntawd.
6.Kojpotegrramat · Ceev faj
Nws muaj cov kab ke zoo, tuaj yeem ua Bidirectional conduction los ntawm cov xylem thiab phyloem, thiab muaj cov xwm txheej tshwj xeeb ntawm cov pear psyllium thiab peach aphr; Cov nyhuv yog sai thiab lub sijhawm ntev yog ntev, thiab kev tuag ntawm cov kab muaj cai muaj peev xwm pom tau ntau zaus ntawm cov tshuaj thiab txuag lub sijhawm thiab ua haujlwm; Kev sib raug zoo, kev kawm noj tshuaj ntsuab, nruab nrab PH tus nqi, tuaj yeem sib xyaw nrog feem ntau npaj ntawm kev ua lag luam, tsis tas yuav txhawj xeeb txog cov teeb meem kev nyab xeeb; Lub tshuab ntawm kev koom tes ntawm ob qho kev sib xyaw nws tuaj yeem txo qis kev pheej hmoo ntawm cov tshuaj tua kab tsis kam; Cov co-toxicity coefficient rau kab thiab mites yog siab, thiab compounding synergy yog qhov tseem ceeb. Lub sijhawm-txuag, kev txuag zog, thiab cov nyhuv tiv thaiv ntev.
Lub sij hawm Post: Jun-13-2022