Lub yoov yog kab luv-mousled dipteran kab. Cov yoov muaj sia uas ya mus rau hauv chav tsev lossis zaum noj mov yuav ua rau cov qhua tsis tau caw, vim lawv feem ntau nqa cov kab mob muaj kab mob rau ntawm lawv cov taw. Hauv kev sib piv rau lawv, ib tus yoov yoov tuaj yeem dhau los ua qhov kev kho kom zoo nkauj rau sab hauv lossis khaub ncaws, ua si nrog cov khoom ua si zoo nkauj me me. Muaj ntau txoj hauv kev los ua tus nqaj nplaim, ntawm no yog ib qho ntawm qhov yooj yim.
Nws yog qhov tsim nyog
- Hlau;
- Ob lub pob tshab ntsuab loj;
- Lub teeb ntsuab lossis tsaus xim av hlaws dai rau lub plab hlaub;
- Pob tshab kub lossis niam-ntawm-hlaws hlaws rau tis;
- Cov hlaws grey los yog dub rau txhais ceg.
Cov Lus Qhia
Kauj ruam 1
Ua kom lub cev ya. Txhawm rau ua qhov no, ntiab peb lub teeb ntsuab cov hlaws dai los ntawm ib kawg ntawm cov hlau mus rau nruab nrab ntawm ntu (tsis pub tshaj 50 cm). Nrog rau lwm qhov kawg ntawm cov hlau, mus hla ob sab sab nraud tsim kom muaj ib daim duab peb sab. Nrum rau ntawm ib kawg ntawm cov hlau txuas ntawm kab tom ntej ntawm peb cov hlaws dai, hla lawv nrog lwm qhov kawg. Tib txoj kev, hu rau kab hauv qab no. Tus naj npawb ntawm cov hlaws dai hauv lawv: 4 4 4 3 2. 2. Tom ntej no, hu rau kab ntawm ob lub hlaws loj uas yuav yog qhov muag, kab ntawm ob lub teeb ntsuab hlaws thiab cov kab ib ntawm cov hlaws grey. Zais thiab txiav qhov kawg ntawm cov hlau.
Cov kab yuav tsum tau muab tuav kom sib dhos thiab muab sib zog ua ke.
Kauj ruam 2
Nyob hauv tib cov txheej txheem, muab cov plaub muaj tis, nkag kis nrog ntau lub hlaws: 2-3-4-4-4-4-3-2. Txuas qhov xaus ntawm cov hlau ntawm nruab nrab ntawm lub tis thiab lub cev, peb muab tis rau ob tog. Zais thiab txiav qhov kawg ntawm cov hlau.
Kauj ruam 3
Caws ceg. Txhawm rau ua qhov no, hu rau yim hlaws nrog ib kawg ntawm cov hlau nyob hauv nruab nrab. Dhau lwm qhov kawg ntawm qhov thib ob mus rau lub caws yim kom cov hnub xaus ua ke. Npleem ib qho kawg los ntawm thawj lub hlaws hauv qab kab plaub ntawm plaub (ntawm lub cev). Ruam tawm ntawm koj sab los ntawm cov nqaj sab nraud ntawm kab thib ob ntawm plaub hlaws dai los tom qab. Nrum ntawm yim lub hlaws ntxiv, mus rau tom tus thib ob mus rau lub yim thiab mus dhau ntawm cov hlaws dai rau sab nraud ntawm lub cev, tom qab ntawd los ntawm cov hlaws dai sab nraud ntawm cov kab txuas tom ntej. Nrum rau yim ntau cov hlaws dai, ruaj ntseg rau tib txoj kev, zais thiab txiav qhov kawg. Rov ua rau sab tod.
Kauj ruam 4
Kis cov ceg kom txoj kev pom pem hauv ntej tuaj yeem sawv ntsug yam tsis tau kov lub hauv av nrog lub plab. Lub hlaws ya tau npaj txhij.
