Tuber yog ... Underground hloov khoom nruab nrog cev

Tuber yog ib feem ntawm cov nroj tsuag, uas yog nws hloov hloov khoom nruab nrog. Nws yog qhov tsim nyog rau lub cev ua haujlwm ntxiv. Ntaus ntawm nws cov qauv thiab ntau yam ntawm tubers ntawm txawv keeb kwm yuav tsum tau tham nyob rau hauv kom meej nyob rau hauv no tsab xov xwm.

Lub hom phiaj ntawm qhov kev hloov kho

Underground thiab aboveground plab hnyuv siab raum ntawm nroj tsuag yog, ntsig txog, paus thiab tua. Cov nqaij npuag no pab rau huab cua thiab av khoom noj khoom haus, nrog rau kev sib txig sib luag. Tab sis nyob rau hauv qee yam hauv cov dej num ntxiv cov haujlwm ntxiv rau cov txheej txheem ntawm kev ua kom haum thiab kev loj hlob ntawm kev loj hlob. Rau cov laj thawj no, kev hloov kho xav tau. Tuber yog ib qho piv txwv ntawm ib tug ntawm lawv.

Hauv paus qoob loo yog ib qho piv txwv zoo ntawm qhov kev hloov kho ntawm qhov chaw nruab ntug ntawm cov nroj tsuag. Lawv tsim nyob rau hauv carrots, beets, radishes, radishes. Qhov no yog qhov thickening ntawm lub hauv paus lub ntsiab, nyob rau hauv uas dej thiab muab kev pab cuam yog khaws cia. Ib tug txiv neej siv lawv rau zaub mov thiab yuav ua li cas pub qoob loo.

Kev hloov ntawm kev khiav dim

Tuber thiab rhizome yog hloov ntawm aerial plab hnyuv siab raum. Muaj dabtsi xav ua rau hauv qhov no. Txawm tias qhov chaw nyob hauv av, hauv lawv txoj kev lawv muaj txhua qhov chaw ntawm kev khiav dim. Lawv cov qauv yog tubers, qhov muag teev, rhizomes, mustaches thiab mustaches. Txhua tus ntawm lawv muaj nws tus qauv yam ntxwv, uas txiav txim siab lawv txoj haujlwm. Piv txwv li, pos nphuab hwj txwv uas yuav tsum tau rau vegetative hais tawm ntawm no nroj tsuag. Txawm tias muaj tseeb hais tias nws cov ntaub ntawv paj thiab noob, qhov no yog qhov tseem ceeb tshaj plaws. Tab sis lub mustache ntawm grapes yog yuav tsum tau muab nws lashes mus rau kev them nyiaj yug.

Ib lub noob qoob loo los yog qej muaj qws qaum, uas yog hu ua Don. Cov keeb kwm txuas nrog txuas nrog nws. Lawv loj hlob nyob hauv ib lub nras. Qhov no yog ib tug raug qauv rau ib tug fibrous paus system. Nyob rau hauv qab kuj yog ob lub raum thiab ob peb hom ntawm nplooj. Ib txhia ntawm lawv yog muaj kua thiab fleshy. Lawv khaws cov dej thiab cov khoom noj muaj haus. Lwm yam qhuav thiab ntom nti, ua haujlwm ntxiv tiv thaiv kev puas tsuaj thiab qhov tob hauv lub cev. Los ntawm ob lub raum nyob rau hauv qab, cov nplooj ntsuab nplooj ntsuab ncua sij hawm loj hlob. Lawv hu ua ntsuab dos. Tag nrho cov qauv ntawm cov qauv no ua pov thawj tias qhov teeb meem yog kev hloov kho ntawm txoj kev khiav.

Tus qauv ntawm tuber

Cov piv txwv tom ntej ntawm kev hloov kho ntawm lub cev nruab ntug yog tuber. Nws yog raug rau cov qos yaj ywm, Jerusalem artichoke, kohlrabi. Tuber yog qhov ntawm thickening ntawm interstices ntawm qia, uas yuav ua tau nyob rau hauv- los yog saum toj no-hauv av.

Nws lub hauv paus yog ib qhov tawv tuab, nplua nuj nyob rau hauv hmoov txhuv nplej siab thiab lwm yam tshuaj. Los ntawm cov kev tsis zoo hauv thaj tsam nws tiv thaiv lub bark. Nws yog peb leej twg tu nws thaum siv qos yaj ywm rau kev ua noj. Rau tus kav nyeem tas qos tubers yog thiab ob lub raum. Lawv raug hu ua qhov muag. Nrog lawv pab, nws ua vegetative hais tawm ntawm no nroj tsuag. Nyob rau hauv lub caij nplooj ntoos hlav, cov tub ntxhais hluas tua tshwm los ntawm ob lub raum, uas tsim ib tug Bush thiab tshiab tubers.

Hauv paus tuber

Tsis tsuas yog tua tau muaj peev xwm tsim tubers. Cov qoob hauv qab ntawm cov nroj tsuag tsis muaj qhov tshwj tseg. Yog li ntawd, hauv paus tuber yog tus yam ntxwv rau dahlias, Sweet qos yaj ywm thiab nqaij qaib. Nws yog tsis tsuas lub Cheebtsam ntawm lub thooj paranasal fibrous paus system. Txawm tias qhov txawv ntawm qhov chaw thiab qhov chaw nyob, kev hloov kho li ntawd ua rau tib lub zog.

Zog

Lub hom phiaj tseem ceeb ntawm ob leeg qia thiab cag tubers yog khaws dej nrog cov thev nhiav thiab cov khoom siv organic yaj hauv nws. Txhua tus paub zoo li cas nplua nuj nyob rau hauv starch potatoes. Nws yog nyob rau hauv nws tubers, nyob rau hauv lub hlwb ntawm lub khaws cia lub ntsiab ntaub so ntswg, uas muaj plastids ntawm leukoplasts muaj carbohydrates. Nyob rau hauv daim ntawv no, cov nroj tsuag uas muaj cov kev hloov no tuaj yeem ua rau cov neeg mob tsis zoo, ua rau lawv nyob hauv av.

Ib qho tseem ceeb ntawm qhov kev hloov kho no yog qhov kev ua ntawm kev noj qab haus huv. Yuav kom loj hlob qos yaj ywm, nws yog txaus kom txiav lub tuber mus rau hauv ob peb qhov chaw, txhua ntawm cov uas yuav tsum muaj ob lub raum-ob lub qhov muag, thiab cog rau hauv av. Qhov no nroj tsuag muaj txiv hmab txiv ntoo uas muaj peev xwm tsim tau noob. Tab sis lawv tus xov tooj yog me me. Txij li thaum qos yog ntawm zoo kawg nkaus nyiaj txiag tseem ceeb, breeders tau sim kom yug tshiab ntau yam nrog ib tug loj tus naj npawb ntawm cov noob. Tab sis lub vegetative txoj kev ntawm luam nrog kev pab los ntawm tubers muab tawm kom ntau tsim.

Txij li thaum tuber yog ib tug storehouse ntawm muab kev pab cuam, cov ntsiab hloov no yog siv rau cov khoom noj. Thiab Yeluxalees artichoke muaj peev xwm siv tas li kom txo qis qis dua hauv ntshav. Cov kws kho mob pom zoo rau cov neeg muaj kab mob ntshav qab zib. Kev siv cov qos yaj ywm muab lub cev tsis tsuas yog nrog cov tsim nyog txhua txhua hnub cov ntsiab lus carbohydrate, tab sis kuj nrog tseem ceeb microelements, piv txwv li, phosphorus thiab poov tshuaj.

Yog li, lub tubers yog ib tug hloov ntawm tua los yog paus thiab pab rau cov khoom ntawm muab kev pab cuam, vegetative luam. Lawv muaj zaub mov tseem ceeb thiab kev coj noj coj ua tseem ceeb.