Domestic os thiab nws cov hom

Os, nrog rau qaib, us thiab qaib cov txwv yog ib tug nrov nqaij qaib. Lawv yog bred nyob rau hauv private tsev neeg tej liaj teb los yog nyob rau loj teb. Cov noog no yog heev paaj rau yug me nyuam rau, vim hais tias, nyob rau hauv tas li ntawd mus rau lub qe, thiab lub qab nqaij, lawv yog ib tug tseem ceeb qhov chaw ntawm fluff thiab muaj roj. Txawm li cas los, yog dab tsi koj yuav tau txais lub loj tshaj pes tsawg tus nyob ntawm lub hom noog. Raws li nrog rau lwm cov domestic noog, nyob rau hauv cov nqe lus ntawm productivity cais qe, nqaij, thiab mixed hom os (npaum li cas los ntawm http://klyv.ru/utki/vid-i-poroda/).

Tsev thiab cov tsiaj qus os

Tag nrho peb cov domestic os xeeb mas los ntawm ib hom ntawm cov tsiaj qus txheeb ze - mallard. Raws li nrog cov tsiaj qus noog, domestic thiab luv luv webbed taw, ib tus me lub taub hau, elongated lub cev, luv luv caj dab. lawv tag nrho cov yuav mus rau ib tug ib pab pawg neeg ntawm Waterfowl. Nyob rau hauv cov xwm, cov tsiaj qus cov os nyob ze dej tsis qab ntsev los yog seas, thiab Lodge nyob rau hauv marshlands. Raws li cov tsiaj qus txheeb ze, domestic os kuj nyiam noj nqaij zaub mov thiab me me underwater creatures (qwj nplais, qwj, ntses kib).

sib faib ntawm tsiaj

Yog li ntawd, raws li peb tau hais tias, tag nrho cov breeds ntawm domestic os yog muab faib ua peb hom raws li lub hom productivity. Xav txog cov cim tseem ceeb no rau lawv txhua txhua tus:

• Nqaij - yog lub feem ntau nrov hom os, uas yog yus muaj los ntawm siab fertility thiab precocity. Lawv muaj ib tug loj qhov ceeb thawj (mus txog 2.5 kg ib ob lub hlis), thiab cov pojniam muaj peev xwm ntawm ua lub teeb nyob rau 50 Ducklings txhua xyoo. Nrog zoo noj haus thiab tsim nyog tej yam kev mob zag sai nkag mus rau hauv qhov nyhav thiab npaj txhij yuav tua thaum lub hnub nyoog ntawm 2-2.5 lub hlis. Qhov no pab pawg neeg no muaj xws li breeds xws li cov dawb Moscow, Rouen, Grey Ukrainian, Suav, Himalayan dub.
• Qe - yug os muaj ib tug uas tsis muaj phaus, tiam sis differing siab qe ntau lawm. Txawm li cas los, cov noog yog cov tsawg kawg nrov, raws li tab sis yog lawv cov efficiency yog tsis inferior mus rau cov qaib, tab sis cov ntsiab lus lawv yuav tsis muaj txiaj ntsim. Tab sis cov no os yog heev mobile thiab feem ntau muaj ib tug zoo nkauj tsos. Qhov tseem txawv txawv thiab nrov heev yog cov Indian runners.
• Myasoyaichnye - ib tug ntau yam tsiaj uas tau txais lub feem ntau muaj koob meej ntawm ntiag tug tswv. Mus saib lub Weft ntawm no hom muaj ib nrab me me thiab yog yus muaj los ntawm tag nrho ob qho zoo qe tso nqi thiab zoo heev nqaij. Raws li nqaij tsiaj, lawv kuj tau ceeb thawj sai sai, tab sis unpretentious nyob rau hauv khoom noj khoom haus thiab kev kho mob. Cov no muaj xws daim iav os thiab Khaki-Campbell.

Leej twg yog musks los yog indoutki?

Lwm hom domestic os, uas yog ua nce nrov thiab nrov txhua txhua xyoo. Qhov no hom yog ib qho ntau, vim nws yog tsis muab los ntawm lub mallard. Lawv pog koob yawg koob yog noog qus ntawm South America thiab Mexico. Los ntawm txoj kev, muaj tseem nyob ua ib ke qus coob ntawm musk os. Los ntawm lwm yam kev raug tsim breeds, lawv muaj ntau noj cov zaub mov ntshiv nqaij, raws li zoo raws li ntau dua nyob rau hauv cov ntsiab lus.

Musks tsis yuav tsum tau muaj cov reservoir ntawm qhov chaw, lawv yog nyob ntsiag to thiab nyob twj ywm li cas txawv.