Orchid pests: Yuav ua li cas paub thiab tawm tsam lawv

Cov txheej txheem:

Orchid pests: Yuav ua li cas paub thiab tawm tsam lawv
Orchid pests: Yuav ua li cas paub thiab tawm tsam lawv
Anonim

Cocky orchids ua heev ntshai thaum cov kab insidious tua lawv. Tam sim no tus poj huab tais ntawm paj nyob ntawm koj txoj kev txhawb nqa kom tshem tawm cov kab tsuag. Nyeem ntawm no yuav ua li cas koj thiaj kuaj tau thiab ua tiav kev sib ntaus sib tua.

Orchid nas
Orchid nas

Kuv yuav tiv thaiv kab tsuag ntawm orchids li cas?

Orchid kab xws li ntshauv thiab kab laug sab mites tuaj yeem tswj tau los ntawm kev tshuaj xyuas tsis tu ncua, da dej kom zoo, siv cawv thiab tshuaj tua kab mob lom. Cov kws kho mob ntxiv dag zog rau lub orchid thiab ua rau nws tiv thaiv kab tsuag.

Txhim kho thiab tiv thaiv cov ntshauv tau zoo - Nov yog qhov nws ua haujlwm

Txhua yam ua rau muaj teeb meem loj rau orchids. Qhov no siv sib npaug rau mealybugs thiab mealybugs, nplai kab thiab nplai kab nrog rau aphids. Los ntawm kev txheeb xyuas cov nplooj hauv qab thiab sab saum toj txhua ob peb hnub, koj tuaj yeem ntes cov kab tsuag cunning hauv lub sijhawm zoo. Saib xyuas cov paib no:

  • Mealybugs thiab mealybugs: 1-5 hli me me, liab lub cev yog them nrog paj rwb dawb pob
  • Muaj kab: 1-2 hli me me, cov poj niam zaum hauv qab puag ncig ntawm nplooj, txiv neej muaj tis thiab txawb
  • Aphids: 2-7 mm me, ntsuab, daj, xim av los yog dub, feem ntau pom nyob rau hauv qab ntawm nplooj

Los ntawm kev sib koom ua ke nrog cov cawv ntau ntau rau hauv cov kev ntsuas, koj ua kom muaj kev sib ntaus sib tua. Ua ntej da dej orchid cuam tshuam nrog dej ua ntej cais cov nroj tsuag. So cov nroj tsuag cuam tshuam nrog ib daim ntaub soaked hauv cawv. Koj tuaj yeem yaj lub plhaub me me ntawm cov kab kab los yog cov waxy txheej ntawm mealybugs los ntawm dabbing cov kab tsuag ib tus zuj zus nrog paj rwb swabs soaked hauv cawv.

Yuav ua li cas thiaj zoo nrog kab laug sab mites - lus qhia txog cov tsos mob

Cov kab mob loj thib ob yog los ntawm cov kab arachnid. Ntawm ntau tshaj 1,200 hom, nws yog tshwj xeeb tshaj yog kab laug sab mite (Tetranychus urticae) uas hom phiaj orchids. Tsis tas li ntawd, lub orchid kab laug sab mite (Brevipalpus californicus) yog ib qho subspecies uas tshwj xeeb hauv cov paj kab txawv. Koj tuaj yeem paub txog kab laug sab mite kab mob los ntawm cov yam ntxwv no:

  • Cov kab laug sab kab laug sab: 0.25-0.8 hli me me, daj, ntsuab, txiv kab ntxwv lossis xim liab, cov ntaub ntawv muag heev, dawb webs
  • Orchid kab laug sab mite: 0.1 hli me me, tsis tsim webs, nyob ib leeg ib leeg, kis tau maj mam xwb
  • feem ntau cov tsos mob yog mottled nplooj nrog silvery sheen

Yog tias koj tau pom cov kab no ntawm koj lub orchid, yaug cov kab mob orchid kom huv si - yog tias hom tuaj yeem zam tau. Txhawm rau tiv thaiv kab laug sab mites, cov tshuaj tua kab mob lom raws li cov roj neem tau ua pov thawj tias ua tau zoo heev hauv kev xyaum. Yog hais tias koj tau ntsib nrog ib tug hardened colony ntawm kab laug sab mites, acaricide xws li Kab laug sab Mite-Free Kanemite los ntawm Dr. Stahler, muab xaus rau tus neeg phem.

Tip

Nws yuav zoo li qhov tseeb, tab sis nws tsim nyog koj xav txog. Kev saib xyuas zoo rau orchid txhim kho qib siab ntawm kev tiv thaiv txhua yam kab tsuag ntawm nws tus kheej, yog tias muab tso rau hauv qhov chaw ci, sov, dipped txhua lub limtiam hauv dej sov thiab fertilized txhua 4 lub lis piam, cov kab tsuag thiab kab mob muaj me ntsis ntawm kev ntes cunning. Kab mob thiab kab mob.

Pom zoo: