Black spruce barbel: ƙanana da manyan kwari na ciyayi

Marubucin labarin

Ra'ayoyin 849

2 min. don karatu

Ainihin kwaro na gandun daji na coniferous ana iya kiransa barbel spruce. Wannan shi ne daya daga cikin wakilan nazarin halittu kungiyar na parasites cewa zaune a cikin gandun daji. Ayyukan Monochamus yana haifar da mutuwar bishiyoyi da asarar halayen fasaha na katako.

Abubuwa

Bayanin spruce
Rayuwar rayuwar barbs spruce
Spruce barbel mazauninsu
Hanyoyin sarrafawa da rigakafi
ƙarshe

Bayanin spruce

Jikin gashin baki yana da siffar elongated. Launi yayi duhu. gashin baki yana da tsawo kuma sirara. The elytra taper zuwa karshen. Suna da siffar zagaye. Na'urar baka ta inganta sosai. Girman ya bambanta daga 1,4 cm zuwa 3,7 cm. Akwai manyan nau'i biyu, waɗanda aka raba bisa ga girman.

Ƙananan spruce barbel

Monochamus sutor yana da lebur siffar jiki da fikafikan silinda. Eriya na maza sun fi jiki ninki 2,5, yayin da na mata ya ninka sau 1,5. An raba ƙwanƙwasa ta hanyar ɗigon santsi. Tsawon larvae yana daga 3,5 zuwa 4 cm. Suna da launin fari. Tsawon rayuwa iyakar shekaru 2. Larvae suna ciyar da spruce na Turai. Ana lura da ayyuka a lokacin rani. Wannan iri-iri yana zaɓar bishiyoyi a kan gangaren kudu da kuma a tsakiya. Kwari sun fi son wurare masu haske.

Babban spruce barbel

Monochamus sartor ya fi ƙaramin barbel girma. Girman jiki daga 1,5cm zuwa 3,7cm. Jiki yana da siffa mai laushi da launin ruwan kasa. Elytra na maza tare da madaidaicin shigar da aka rufe da koren dige-dige. Elytra na mace mai gashi fari ko rawaya. Girman tsutsa shine 5,5 cm Wannan nau'in yana zaune a wurare masu tsaunuka, sharewa, iska.

Rayuwar rayuwar barbs spruce

Baƙar gashin baki.

A karkashin yanayi mai kyau, samuwar kwari yana ɗaukar shekaru 2. A wasu lokuta, har zuwa shekaru 3. Bayyanar mutane na farko yana faruwa a ƙarshen bazara. Koyaya, ana lura da mafi yawan jama'a a watan Yuni.

Beetles suna buƙatar ƙarin abinci mai gina jiki a cikin nau'in rassan matasa da allura kafin saduwa. Matan da aka haifa suna yin alama akan haushi. A cikin waɗannan notches suna yin kwanciya na ƙwai masu launin fari.

Larvae suna tsunduma cikin gina hanyoyi a cikin haushi. Tare da zuwan yanayin sanyi, sun fara shiga cikin itace. Warts na taimaka wa tsutsa don motsawa. Wurin pupation shine hutu na musamman tare da sawdust.

Spruce barbel mazauninsu

Kwari suna rayuwa a duk ƙasashen Turai, da Koriya, Mongoliya da Japan. Iyakoki na yamma sun wuce a matakin Finland da Sweden, gabas - Sakhalin da Kamchatka. Spruce barbels na iya rayuwa a cikin gandun daji na coniferous da gauraye. Babban yanayin shine fifikon fir da spruce.

Hanyoyin sarrafawa da rigakafi

Don kawar da parasites kuna buƙatar:

jawo hankalin masu haɗiye da masu katako - abokan gaba na barbels;
Spruce gashin baki.
aiwatar da yanke tsaftar bishiyoyi a kan lokaci;
shirya bishiyoyin farauta - kututturan fir ko spruce na musamman, waɗanda ake lalata da lalata su kafin su shiga zurfi;
amfani da maganin kashe kwari;
sauri aiwatar da yadda ya kamata adana katako.

ƙarshe

Larvae na spruce barbel suna cin itace kuma a hankali suna lalata bishiyoyi. Wannan yana haifar da raguwar ciyayi a cikin dajin. Sun kuma yada tsutsotsi masu cin tsire-tsire. Saboda haka, yana da matukar muhimmanci a fara rigakafin kwari cikin lokaci don ceton dajin.

Rosselkhoznadzor. Black spruce irin ƙwaro