1. Yini emhlophe?
I-Whitefly, eyaziwa nangokuthi i-moth emhlophe encane, ukubhoboza inkathazo kanye nokuncela inkathazo, i-homoptera, umndeni omhlophe, iyisinambuzane emhlabeni wonke.
2. Kuzovela nini ukuthi i-whitefly iqhume kuyo?
Intwasahlobo yenzeka entanjeni yabamba ukushisa, kusukela maphakathi no-Ephreli kuya ngasekupheleni kukaMeyi; I-Autumn yenzeka kuzo zonke izakhiwo ezinjengezithombo zokugcina izithombo, amakhaza amakhaza, kanye nezinkundla ezivulekile, kusukela ngoJulayi kuze kube sekupheleni kukaSepthemba, kanti abamba ukushisa bazokwenzeka kuze kube sekupheleni kukaNovemba.
3. Kwenzekani lapho i-whitefly ilimaza imifino?
Ngokuvamile, abantu abadala kanye nama-nymphs bathanda ukuqoqa ngemuva kwamaqabunga ezitshalo, ukuncela ujusi wezitshalo ngokubhoboza imilomo, okwenza amaqabunga aguqule i-chlorosis, ophuzi, nokuthambisa, noma abune sonke isitshalo sonke. Ukugcwala kwezinambuzane ezindala kuzothinta kakhulu indawo yezithelo yezithelo. Noma iqabunga elingaphezulu, njll., Okwenza ukuba kube nokuvela kwezifo ezinjengesifo somoya.
4. Kungani kunzima ukulawula?
a. Uhla lwemikhosi, izithako eziningi, nezindawo eziphilayo kanye nezindawo zokuzalela unyaka wonke Kwezimbali, izihlahla zezithelo, izinto zokwelapha, utshani, ugwayi neminye imindeni engu-112 nezinhlobo zezitshalo ezingama-653.
b. Ikhono eliqinile lokuzala: Lapho imvelo ilungele, isizukulwane esisodwa senziwa cishe ngenyanga eyodwa, izizukulwane ezingaphezu kuka-10 zingenzeka ngonyaka owodwa, kanti owesifazane othile angakhiqiza amaqanda angama-50-100, okungukukhula kwe-geometric.
c. Isimo sezinambuzane siyinkimbinkimbi: amaqanda, ama-nymphs, kanye nabantu abadala esitshalweni asezindaweni ezihlukene. Iningi le-nicotine nezinye izidakamizwa lingabulala abadala, kepha cishe lingaphumeleli kuma-nymph namaqanda, okuholela enanini lama-spings angahambisani nejubane lokuzala. .
d. Kuhle ekugqekeleni: Fly ngokushesha nje lapho ufafaza, bese undiza emuva ngemuva kokufafaza. Ikhono lendiza libuthakathaka lapho amazinga okushisa ephansi ekuseni, futhi amandla ezindizayo aqinile lapho izinga lokushisa liphezulu elangeni. Ngaphezu kwalokho, amaphiko amhlophe Jewfly ane-White Wax Powder, okungeyona eyelula ukunamathela ku-ketshezi.
e. Good concealment: The newly laid eggs are green and are mostly concentrated on the upper leaves, while the mature eggs are located on some lower leaves, and further down are the primary larvae and the old larvae, and the lowermost leaves are mainly larvae. I-Pseudopupa kanye nabantu abadala abasanda kuqhamuka.
f. Ukwanda kokumelana nezidakamizwa: Ngesikhathi eside, esilinganiselwe nesicelo esisodwa, ukumelana kwayo kuyanda kancane kancane, kuba nenkani ngokwengeziwe.
5. Ungakuvimbela kanjani?
A. Kunconywe kakhulu izidakamizwa: 15% avispirate + 70% dinotefuran kanye ne-phymetozine exutshwe nesifutho samanzi, esibulala izinambuzane (ama-nymphs, abantu abadala) namaqanda, futhi anomphumela wokubusisa okusheshayo.
B. Crop ukujikeleza kanye ne-bubble ukuqeda umthombo wezinambuzane.
C. Ukulawulwa ngokomzimba, okulengiswe amabhodi ezinambuzane aphuzi athambile 15cm ngaphezulu kwezilimo ku-greenhouse ukugibela nokubulala abantu abadala.
Isikhathi sePosi: Aug-01-2022