Ukubunjwa, Isayensi
Betha iingcambu: isakhiwo kunye nemizekelo
Ukuba phantsi komhlaba kunye eseleyo, ngokwesiseko inkqubo ongabonakaliyo ngokupheleleyo yonke, leyo ixhomekeke ngqo kokusingqongileyo. Ukuba kuyimfuneko, uhlobo nga ilungiswe ukunika isityalo zonke eziyimfuneko ukukhula kunye nophuhliso.
Le yingcambu nokubaluleka kwayo
Ingcambu na inxalenye komhlaba kwisityalo. It ngokuthembekileyo ugcina ukubaleka kweli lizwe. Umphanda ubude eminye imithi ukuze amashumi eziliqela kweemitha, kodwa Musani ukuboyika zemimoya olomeleleyo umoya.
Umsebenzi ongundoqo yingcambu ukufunxeka kunye nokuthuthwa amanzi kunye nezondlo lichithakale. Le kuphela kwendlela ukuba imali eyimfuneko ukufuma kwisityalo.
iintlobo ezingcanjini
Ngokutsho iimpawu ngesakhiwo iintlobo ezintathu kweengcambu.
Ingcambu iphambili izityalo usoloko umnye. Xa gymnosperms kunye angiosperms, sibangelwa umbutho osandul 'imbewu ingcambu. Ukusuka akenze iingcambu lateral. Bona ukwandisa indawo umphezulu absorptive, sivumele isityalo ukuba ufunxe isixa omkhulu wamanzi.
Ngqo iingcambu ezikhaphayo emke zibaleke. A lot of kubo, ziyakhula umqadi. Zonke iindidi iingcambu babe iimpawu ezifanayo lobume lwangaphakathi. Le elementi sityalo eyenziwe emzimbeni. Uqweqwe Iifomu ingcambu ikepusi, ekhusela ummandla yemfundo ukwahlula iiseli ekufeni. zone ukuzolula liquka entsha, iiseli rhoqo ukulahlula. Elements of Ilaphu conductive kunye mechanical ke kummandla ukufunxeka kunye imiwe. Zona ezenza uninzi naluphi na uhlobo ezingcanjini.
Ukuqinisekisa imali efunekayo lamanzi isityalo akwanelanga ingcambu enye kuphela. Ngoko ke, ezahlukeneyo iindidi iingcambu ziyadibana zenze inkqubo.
Intonga nenkqubo iingcambu ezinezikhondo
inkqubo ezinezikhondo imelwe iingcambu ezikhaphayo. Ngabo uphawu ngenxa abameli yeklasi Monocotyledons - usapho okuziinkozo, Liliaceae netswele. Nabani na wazama ukutsala aphume ilizwe ukubaleka lwengqolowa, uyazi yintoni ukuba kunzima kakhulu. Beam iingcambu ezikhaphayo ekhula ngamandla, nto ithatha indawo enkulu, ngokubonelela imali efunekayo kwezondlo zezityalo. Iibhalbhu begalikhi okanye leek, njenge nenguqulo ukubaleka, nazo ziye iingcambu ezikhaphayo, angena iingcambu ezinezikhondo.
Qwalasela uhlobo zilandelayo. Intonga iingcambu luqulathe iintlobo ezimbini iingcambu: eziphambili kunye icala. Ingcambu ezingundoqo kuphela i core kwaye acacise igama kulo mzimba yezityalo. It ingangena nzulu emhlabeni, hayi kuphela ngokuqinileyo engabambe umniniyo, kodwa kwakhona ukuthatha ukufuma ezinqabileyo ukusuka zomaleko asezantsi zomhlaba. A emashumini ambalwa meters na umqobo kuye.
inkqubo itephu njengengcambu uphawu angiosperms ezininzi, njengokuba kunjalo jikelele. Ingcambu ephambili siyakrazula amanzi ukusuka ezantsi, ecaleni - ukusuka ongaphezulu.
buhle
inkqubo itephu root uphawu izityalo ezikhula ngayo intsilelo emanzini. Ukuba akukho mvula, umphantsi nomphezulu of nomhlaba owomileyo, amanzi zingafunyanwa kuphela kwi nzulu ngaphantsi komhlaba. Olu phawu inika ingcambu engundoqo. iingcambu itephu maxa wambi elide kunokuba inokuqhawula phaya. Umzekelo, benkamela Bur malunga 30 ukuphakama cm linobude ingcambu ye ngaphezulu kwe-20 m.
iingcambu lateral nayo ibalulekile. Bona ukwandisa umphezulu sokufunxa, maxa wambi yomxhaso indawo enkulu.
Zeziphi izityalo esemqoka iingcambu nje abangenanto? Abo bahlala kwiimeko ukufuma kwemfuneko. Ezi zityalo luthathe amanzi ubunzulu nje akukho mfuneko. Kodwa inkqubo intonga iingcambu ulahlekelwa kakhulu ubude kweengcambu ezinezikhondo.
ulungiso nengcambu
iingcambu itephu, ogama Isakhiwo idibana imisebenzi besenza, maxa wambi ilungiswe. iingcambu leminqathe kakuhle yaziwa - kuba iingcambu zamafu main. Bona agcinwe amanzi kunye nezondlo ezivumela izityalo ukuze basinde iimeko engentle yokusingqongileyo. Ezo inkqubo itephu iingcambu modified okufana eli beet, isithombo, radish, parsley.
Ingakumbi iingcambu eziqhelekileyo izityalo ezikhula obanjwa. Ngoko ke, uhlwayela imbewu leminqathe entwasahlobo, ekwindla sele kunokwenzeka ukuba kuvunwe. Kodwa ukuba isityalo usele ukuba ubusika emhlabeni, entwasahlobo kuba namntu kwakhona kusinda uze unike imbewu. In iminqathe zasebusika abandayo iphila ngenxa ukuqina iingcambu eziphambili - ingcambu. It ikuvumela ukuba ukubambelela isitokhwe yokuhlaselwa ubushushu.
Uhlobo inkqubo yezityalo iingcambu kuxhomekeke kwiimeko apho ekhula, kunye neempawu uphawu ngesakhiwo ukunika iinkqubo zibalulekile kwaye ukwandisa amathuba okuphila kuyo nayiphi na imozulu nalo naliphi inani ukufuma ekhoyo kunye nezondlo.
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