Mealybug ntawm lub orchid: daim duab ntawm kab thiab cov lus qhia rau kev tiv thaiv paj
Orchid suav hais tias yog ib qho ntawm cov paj zoo nkauj tshaj plaws. Nws decorates lub qhov rais thiab attracts lub qhov muag ntawm lwm tus neeg. Ntau yam kab mob tuaj yeem ua rau cov nroj tsuag tuag. Ib qho ntawm cov kab mob tuaj yeem yog mealybug. Muaj ntau hom kab mob. Txawm li cas los xij, kev cuam tshuam ntawm seaside mealy thiab bristly kab yog qhov txaus ntshai tshaj plaws rau orchid.
Txheem
Kev piav qhia ntawm kab tsuag
Mealybug ntawm lub orchid.
Primorsky mealybug yog ntau hom kab mob. Cov poj niam muaj lub cev elongated. Cov xim yog pinkish nrog ib tug greyish tint. Lub cev nrog lub teeb txheej zoo li cov hmoov nplej. Cov kab mob bristly tuaj yeem yog xim liab lossis txiv kab ntxwv.
Lub cev yog npog nrog me me bristles. Muaj transverse grooves nyob tom qab. Cov txiv neej laus tsis muaj qhov ncauj. Lawv txoj kev tuag tshwm sim tom qab qhov kawg ntawm kev yug me nyuam. Txawm li cas los xij, lawv muaj tis, ua tsaug rau lawv yog cov mobile heev.
Kab tsuag sib sau ua ke hauv cov cheeb tsam, uas ua rau muaj kev puas tsuaj loj heev.
Lub neej voj voog
Ua ntej tso, cov kab mob tsim cov tshuaj zoo ib yam li paj rwb ntaub plaub. Los ntawm lub xub ntiag ntawm ib txheej dawb ntawm lub orchid, ib qho yooj yim to taub hais tias parasites tau tshwm sim. Lawv yog cov nquag thiab loj hlob.
Cov cim qhia ntawm cov tsos ntawm mealybug ntawm lub orchid
Ib tug kab mob ntawm lub orchid.
Cov kab tsuag yog qhov loj, tab sis inattentive gardeners yuav nco thawj cov tsos mob ntawm tus kab mob. Cov tsos mob ntawm tus kab mob yog muaj:
- dawb fluffy lumps yog cocoons uas muaj qe;
- dawb plaque - crumbling hais ntawm secretions;
- nplaum nplaum - honeydew, uas yog ib qho chaw tsim nyog rau sooty fungus.
Yog vim li cas rau qhov tsos ntawm mealybug ntawm lub orchid
Qhov laj thawj tseem ceeb yog kev tiv thaiv tsis muaj zog ntawm cov nroj tsuag thiab lub sijhawm ntawm lub xyoo. Nrog rau qhov txo qis ntawm cov rays ntawm lub hnub, kev sib pauv ntawm cov txheej txheem ntuj tsim zuj zus.
Parasite puas tseem cuam tshuam nrog:
- unjustified siv chiv nrog nitrogen;
- txo cov av noo;
- lig tu ntawm nplooj tuag;
- xaiv huab cua kub tsis raug;
- dej tsis tu ncua thiab tsis tsim nyog;
- tsis muaj txau ntawm nplooj;
- noj tsis sib npaug.
Sib ntaus sib tua mealybug ntawm orchid
Koj yuav tsum pib sai sai rau kev sib ntaus tawm tsam tus kab mob kom tsis txhob kis tau. Ob peb lub tswv yim los pab daws tus kab mob:
- ua tib zoo tshuaj xyuas cov paj thiab nplooj;
- qhov cuam tshuam raug tshem tawm;
- meej rais;
- Cov tshuaj npaj tau kho 3 mus rau 5 zaug nrog lub sijhawm ntawm 2 lub lis piam;
- Lawv cov tshuaj haum Fitoverm, Aktara.
Qhov zoo yog sib tov ntawm 1 tbsp. tablespoons cawv nrog 1 liter dej sov thiab 20 g ntawm xab npum ntxhua khaub ncaws. Cov khoom xyaw yog tov thiab kho nrog rau qhov chaw cuam tshuam.
Horsetail infusion kuj tsim nyog. Qhov kev faib ua feem yuav tsum yog 1: 1. Txawm tias cov hauv paus hniav raug kho nrog cov tshuaj no. Txau nrog lub raj mis tsuag.
Koj muaj peev xwm noj 3 tws dos los yog ib lub taub hau ntawm qej thiab ntxiv rau 1 liter dej. Tom qab 4 teev, koj tuaj yeem ua cov nplooj. Tib txoj kev yuav tsum tau rov ua dua tom qab 12 teev los txhim kho cov nyhuv.
Nyob rau hauv greenhouses, parasites yog tawm tsam nrog kev pab los ntawm ntuj yeeb ncuab. Cov no suav nrog Australian ladybug, cov neeg caij tsheb, lacewings, marmalade ya larvae. Nyob rau hauv ib lub sij hawm luv luv, lawv muaj peev xwm rhuav tshem tag nrho cov neeg laus thiab larvae ntawm kab tsuag.
Kev tiv thaiv kev ntsuas
Kev tiv thaiv yog ib kauj ruam tseem ceeb hauv kev saib xyuas orchid. Ua tsaug rau nws, nws yog qhov ua tau kom tsis txhob muaj kev cuam tshuam ntawm cov kab tsuag. Ob peb lub tswv yim:
- tau txais cov nroj tsuag noj qab haus huv tsis muaj plaque;
- tswj cov av noo hauv chav. Lub paj xav tau huab cua noo. Koj tuaj yeem so cov nplooj nrog dampened daim txhuam cev ob peb zaug ib hnub;
- tuav ib theem ntawm illumination. Kev teeb tsa tshwj xeeb ntxiv teeb yog ua tau;
- tshuaj xyuas lub paj thiab nplooj;
- nruab yoov tshaj cum rau ntawm qhov rais;
- tshem cov ntsaum.
xaus
Hauv kev saib xyuas ntawm orchids, nws yog ib qho tseem ceeb heev uas yuav tsum tau ua kev tiv thaiv. Tab sis thaum thawj kab mob tshwm sim, lawv pib sib ntaus los ntawm txhua txoj kev thiaj li ua kom cov paj noj qab nyob zoo thiab zoo nkauj.
Yav dhau los