Hevea okanye irabha umthi kwabazalelwe ku Indonesia, Umzantsi Melika kunye Malaysia. Igama belo isityalo kuvela kukho incindi emhlophe njengamasi, leyo kuphuma evela neentanda kwaye inqumla kwi amaxolo. Ezi netuwa ekuqaleni efana kakhulu incindi edandelion, nexesha elithile kamva ngumkhenkce - oku Latex. basekuhlaleni ekrwada eqokelelwa kwizikhongozeli ezikhethekileyo yaye kuthiwa irabha ekrwada okanye ekrwada. Kumazwe amaninzi, Hevea ephantsi akhuselwe ngumthetho, ukuze wenze le ukugawula imithi kungakhathaliseki apho akazange avunyelwe kuphela kwiindawo ezithile.
Irabha umthi iintlobo eziliqela, i edumileyo ezimhlophe kunye ebomvu look. Hevea na amandla aphezulu, nemithi yayo bakhuphisane nokuba yaseYurophu oki, egqalwa omnye yamawa kunazo. Ukongeza, eso sityalo ongabolanga, oko ixesha elide yaye inokusityeda kwi processing. Singatsho ngokuzithemba ukuba lo mmangaliso, kungekhona emthini, ngenxa yokuba lwenziwe eninzi iimveliso ezahlukeneyo. Ifenitshala, imifanekiso, parquet, izinto zasekhitshini, picture izakhelo, amavili, amavili umgangatho, izinto zokudlala abantwana, iiglavu - oku uluhlu olupheleleyo izinto zifumaneka imithi zerabha.
Le resin elastic komthi yerabha esiya basekuhlaleni kwizikhongozeli ezizodwa. Ukuze benze oku, isiqu kwenza ukusikwa, aqukuqela apho juice irabha, ngoko luyasetyenzwa yavelisa ixesha elikhulu efanelekileyo, ezikumgangatho ophezulu kunye nezinto ngokupheleleyo indalo. Asifanele sicinge ukuba yonke imithi yerabha uvelisa latex. Ijusi angaqokelelwa kuphela kwizityalo ukuba bafikelele lokufikisa, okt iminyaka 10-12. Nakuba kuye a latex, umthi akuthethi kuhlasela izinambuzane, umchweli, ngoko umthi womelele, ixesha elide yaye ngaphandle umonakalo ebonakalayo.
Hevea likhula ngokucothayo kakhulu, phantsi kweemeko ezihambisana kakhulu isithombo ngenyanga zikhule ku-4 cm. Age-amakhonkco akufuneki waphawula, kangangokuba kuphela ukuphakama wompu, unako ukugqiba iminyaka yayo. umthi irabha abadala ufikelela umphakamo se-25 m, buti ububanzi -. 0,75 m Umthi texture ichazwe kunokuba okwanamhlanje ngaphezu abenzi zizakhelo umfanekiso, ifanitshala kunye eqingqiweyo, nto ezo kungeyomfuneko ukuba indlela eyodwa. Noko ke, Hevea naye abe umbala ezintle kakhulu ehlathini, kuba isiphumo nanto eziphangaleleyo kunqunyulwa lengthwise, ngoko udlula embindini libe nombala bukhrim ube bomvu.
Abantu abaninzi bacinga ngayo umbuzo ukuba lukhule njani imithi zerabha ukuze ifumane ingeniso evela izinto yekrwada. Kufuneka kuqatshelwe ukuba Hevea uya kukhula kuphela phantsi kweemeko kakuhle, ukuba artificially ukudala kubo iya kuba nzima kunene. Kwindalo, oko wesuka ezindulini, amahlathi emvula malunga 400-900 m lobushushu kufuneka ukususela nge-23 ukuya kuma-35 ° C, kunye nemvula yonyaka -. To-4 m Ngaphandle izityalo ithanda ukutyala iqela, oko ikhula kakuhle bodwa ngenxa. ukuba iingcambu abamelwane uyahambelana, ukwakha uluntu, midlalo ekuchaseni onke amashwa yendalo, nokuba isaqhwithi okanye nenkanyamba.