Dos Thrips: Ua Rau Curling Dos Leaves

Cov txheej txheem:

Dos Thrips: Ua Rau Curling Dos Leaves
Dos Thrips: Ua Rau Curling Dos Leaves

Video: Dos Thrips: Ua Rau Curling Dos Leaves

Video: Dos Thrips: Ua Rau Curling Dos Leaves
Video: How to Identify & Control Common Garden Pests by Leaf Signatures 2024, Kaum ib hlis
Anonim

Yog tias koj cov dos tops curl, koj tuaj yeem muaj cov dos thrips. Ntxiv rau qhov cuam tshuam rau dos, txawm li cas los xij, cov kab no kuj tau paub tias mus tom qab lwm cov qoob loo hauv vaj suav nrog:

  • Ybroccoli
  • cauliflower
  • cabbage
  • taum
  • carrots
  • txiv lws suav
  • squash
  • qej
  • leeks

Koj tuaj yeem pom thrips pub rau melons thiab qee hom paj. Cov kab no muaj zog tshaj plaws thaum lub caij nplooj ntoos hlav tab sis txuas ntxiv lawv qhov kev puas tsuaj thoob plaws lub caij nplooj zeeg ua ntej overwintering nyob ze cov khib nyiab.

Dej Thrips Damage

Txoj kev puas tsuaj los ntawm cov kab no tuaj yeem pom tau yooj yim vim tias lawv tuaj yeem nqus lub neej txoj cai ntawm cov nroj tsuag. Feem ntau, thrips nyiam noj cov ntaub so ntswg los ntawm cov nplooj tshiab.

Dhau li ntawm cov nplooj dos curling, cov kab no tsim cov nyiaj los yog xim dawb-saib streaks ntawm nplooj. Cov nplooj me me zoo li hloov pauv, thiab cov nplooj raug mob hnyav tuaj yeem tig xim av thiab tuag.

Lub teeb kev loj hlob tuaj yeem cuam tshuam ib yam, ua qhov me me thiab deformed.

Control Thrips on Dos

Thaum cov dej ntws saum taub hau, nrog rau nag, tuaj yeem pab txo lawv cov lej, lwm yam kev tswj hwm feem ntautsim nyog. Kev tswj kev lom neeg ntawm dos thrips feem ntau suav nrog kev qhia txog kab tsuag cov yeeb ncuab xws li feeb pirate kab, predatory thrips hom, thiab lacewings. Hmoov tsis zoo, cov no tsuas yog siv tau nrog me me ntawm thrips, thiab lawv kuj raug rau cov kab tsuag feem ntau.

Txawm hais tias kev puas tsuaj los ntawm thrips ntawm dos feem ntau tshwm sim thaum lub sij hawm ntxov, nws tau pom zoo tias cov kab tsuag no yuav tsum tau tswj kom zoo ua ntej qhov no. Txwv tsis pub, lawv cov pejxeem yuav loj thiab nyuaj rau tswj.

Koj tuaj yeem ntsuas cov lej no los ntawm suav lawv ntawm cov nroj tsuag random thoob plaws lub vaj. Rub cov nplooj sib nrug thiab xyuas hauv qab nplooj folds nrog rau ze ntawm lub hauv paus ntawm qhov muag teev. Cov nymphs tuaj yeem lees paub los ntawm lawv cov xim daj-daj thaum cov neeg laus winged yuav lub teeb rau tsaus xim av. Muaj tsawg kawg yog 15 txog 30 ntawm cov kab no txhais tau tias xav tau kev tswj hwm ntxiv.

Feem ntau tuaj yeem tua tau nrog ntau yam tshuaj tua kab, tab sis kev sib cuag-cov khoom seem lossis cov roj neem siv tau zoo dua. Nco ntsoov npog cov nroj tsuag kom zoo kom them nyiaj rau cov duab ntawm cov dos nplooj.

Pom zoo: