Harmful Common Grain Scoop

Cov txheej txheem:

Video: Harmful Common Grain Scoop

Video: Harmful Common Grain Scoop
Video: How To Avoid a Common Scope Mounting Mistake 2024, Tej zaum
Harmful Common Grain Scoop
Harmful Common Grain Scoop
Anonim
Harmful Common Grain Scoop
Harmful Common Grain Scoop

Cov npauj npua ntau nyob hauv thaj chaw ntawm Russia feem ntau yog hauv hav zoov-steppe cheeb tsam. Kev phom sij yog tshwm sim los ntawm kab laum voracious, txaus siab noj pob kws, barley, oats, nplej thiab nplej nrog nplej. Thiab nyob rau xyoo ntawm kev rov tsim dua tshiab, cov noob qoob loo ib txwm muaj peev xwm rhuav tshem cov qoob loo ntau yam yam tsis muaj teeb meem ntau

Ntsib kab tsuag

Cov nplej uas siv ntau tshaj plaws yog npauj npaim uas loj li ntawm 32 txog 42 hli. Cov tis pem hauv ntej ntawm cov kab no tau pleev xim rau xim daj-xim av thiab tau nruab nrog cov kab txaij dub luv luv nyob ze ntawm lub hauv paus. Tsis tas li ntawd, ntawm lawv cov tis pem hauv ntej, muaj qhov pom me me zoo nkauj ntawm ib puag ncig thiab zoo ib yam, puag ncig los ntawm cov npoo tsis meej. Nyob ze rau ntawm cov tis, koj tuaj yeem pom cov kab xeb dub dub sib tshuam, thiab cov nplais zoo li cov pob hauv cov pob kws zoo tib yam tau hais tsis zoo. Raws li rau lub tis qab, lawv feem ntau sib zog dua li lub hauv ntej.

Cov qe ntawm cov kab mob tsis zoo raug nruab nrog 34 txog 36 kab tav tav thiab tau pleev xim rau hauv cov xim daj daj. Kab ntsig xim av -grey loj tuaj txog 24 - 26 mm ntev. Qee zaum, lawv tuaj yeem pleev xim rau xim daj-xim av, thiab lub taub hau ntawm kab ntsig feem ntau tsaus daj. Pupae, ncav cuag 15 - 20 mm loj, tuaj yeem yog xim dub -xim av lossis daj daj. Txhua tus ntawm lawv tau txais plaub plaub txhuam plaub muag thiab ib khub ntawm cov leeg muaj zog thiab loj loj khoov sab nraud.

Duab
Duab

Kab ntsig ntawm cov hnub nyoog sib txawv nyob rau lub caij ntuj sov hauv cov granaries lossis hauv cov teb (hauv cov av txheej sab saud lossis hauv qab cov khib nyiab cog). Nrog rau qhov pib ntawm lub caij nplooj ntoo hlav, lawv kawm ntawv, thiab thaum Lub Rau Hli ib tus tuaj yeem pom qhov pom ntawm npauj npaim. Thiab lawv lub xyoo, uas poob rau Lub Xya Hli, feem ntau yog ua ke nrog theem ntawm kev ua kom cov qoob loo. Cov zaub mov tseem ceeb ntawm winged gourmands yog cov kua qab zib hauv pob ntseg ntawm cov nplej.

Cov qe tau tso los ntawm poj niam ntawm cov nplai spikelet, awns thiab ob txhais ceg, ntxiv rau ntawm nplooj npog lub pob ntseg. Tag nrho kev yug menyuam ntawm poj niam feem ntau mus txog plaub puas lub qe, thiab kev tsim cov embryonic ntawm cov kab mob parasites yuav siv sijhawm li yim txog kaum plaub hnub.

Kab ntsig ntawm thawj instar tam sim tom rau hauv cov nplej, qhov uas lawv noj tom qab. Thiab kab ntsig uas tau mus txog lub hnub nyoog thib plaub pib noj cov nplej kuj tseem sab nraum, feem ntau nibbling lawv tag nrho. Kev pub mis ntawm cov kab ntsig tsis zoo txuas ntxiv mus txog thaum sau nws tus kheej. Feem ntau lawv kuj tseem noj cov nplej uas yog hauv cov granaries, ntawm cov dej ntws thiab hauv yob. Thiab thaum kawg ntawm kev sau qoob loo, kab tsuag tsis saib tsis taus txawm tias yog ib tsob ntoo. Raws li txoj cai, ib qho txiaj ntsig zoo ntawm cov nplej muab tsuas yog ib tiam rau ib lub caij.

Qhov tshwj xeeb tshaj yog rau kev rov tsim dua ntawm cov kab mob phem yog huab cua kub tsis tshaj li kaum yim degrees thiab muaj nag lossis daus txhua xyoo ntawm 350 hli thiab ntau dua.

Yuav ua li cas sib ntaus

Duab
Duab

Thaum sowing cov qoob loo qoob loo, nws raug nquahu kom pom lub sijhawm zoo tshaj plaws sowing. Tsis muaj qhov tseem ceeb tsawg dua yog kev ua raws kev cog qoob loo - nws tsis tau pom zoo kom tseb cov qoob qoob loo rau ntawm cov neeg ua ntej Ib qho kev ntsuas zoo tseem yuav yog ob npaug quav nyab plowing ua ke nrog lub caij nplooj zeeg sib sib zog nqus plowing ntawm thaj chaw muaj neeg nyob los ntawm kab ntsig ntawm cov npauj npua ntau. Yog tias ua tau, koj yuav tsum tau tawm tsam cov zaub qhwv. Thiab kev sau qoob yuav tsum yog cais, nrog threshing thiab khaws cov swaths sai. Kab tsuag nrog kab tsuag yuav tsum muab pov tseg tib lub sijhawm.

Hauv qhov xwm txheej uas rau txhua txhua ib puas spikelets muaj ob peb kaum os kab ntsig, siv tshuaj tua kab - lawv feem ntau siv tiv thaiv kab ntsig ntawm lub hnub nyoog thib ob lossis thib peb. Thiab tiv thaiv kab ntsig ntawm cov hnub nyoog yau, nws raug tso cai siv ntau yam khoom siv lom.

Cov npauj npua ntau kuj muaj cov yeeb ncuab ntuj - cov no yog entomophages (kab mob thiab cov tsiaj txhu), uas txwv tsis pub muaj menyuam yaus ntau ntxiv. Cov cab no tseem cuam tshuam los ntawm ntau yam kab mob.

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