Your mmiri usoro a "na-egbu" ala

N'ihi na ọtụtụ ndị mmadụ, ala nnu ijupụta n'ala bụ ma maara na ị na-amaghị. Maara na ya, ọtụtụ ebe dị otú ahụ dị ka China ala gbara osimiri okirikiri ebe na n'ime obodo ebe nwere nnukwu ebe nke saline-alkali ala na ike ga-ha n'ebe niile. The guzobere ndị dị otú ahụ saline-alkali ala na-metụtara ihu igwe, ala, ọdịdị ala, geomorphology, geology na ihe ndị ọzọ. Alkalinization. Ị na-amaghị bụ na ala nnu ijupụta n'ala nke ugbo mere site-enweghị ezi uche mmadụ jikoro na-adịghị mma ghọtara.
Na-enweghị uche mmadụ jikoro bụ tumadi ruru ka enweghị ezi uche mmiri na drainage usoro, oké mmiri, ogbenye drainage, na-eme ala larịị bilie, na-akpata ala nnu ijupụta n'ala, nke a na-akpọ ala nke abụọ nnu ijupụta n'ala. Saline-alkali ala na-amụba kwa afọ, n'ihi na nke "onyinye" nke mmadụ. E nwere ihe ọzọ na ndị ọzọ nke abụọ nnu ijupụta n'ala saịtị, na banyere 10 nde hectare ala na-tụfuo kwa afọ n'ihi abụọ nnu ijupụta n'ala nke ala.
Dị ka nnyocha, osimiri abụọ nke otu nke ụwa anọ bụ isi mepee, isi na-akpata nke ikpochapu bụ abụọ nnu ijupụta n'ala ala.

Olee otú enweghị ezi uche mmiri edu ndú ka ala nnu ijupụta n'ala?
Ala nnu ijupụta n'ala, ndị dị mfe, bụ na-akwakọba nnu n'elu nke ala karịa ndị ndidi nke osisi na-emetụta ndị nkịtị ibu nke osisi.

Flood irrigation

 Ma ọ bụ isi ma ọ bụ nke abụọ, ọtụtụ n'ime ndị na nnu akwakọba n'elu nke ala na-abịa site ala, na ala adahade n'elu nso n'elu site capillary edinam, na-eweta nnu n'elu ala.
Isi ihe na-na nke a bụ "ala-ebili." Ọ bụrụ na ego nke mmiri bụ oke buru ibu, mmiri ga-banye n'ime ala a otutu, na drainage ga-ogbenye, ndị ala dị larịị nke na-emezu ala ga-ebili, na-ala ga-na-eru nso na nso ka n'ala, na nnu buru na mmiri ga mfe iru ala.
Na usoro a, ọ dị mkpa ka ịme a siri ike aka na ìgwè nke nnu n'elu - siri ike evaporation.
Mgbe ala-eweta ala salinity na n'elu, ike evaporation ga ngwa ngwa ka mmiri ghọọ mmiri vepo, ike ịnọgide na-ebu nnu, na nnu ga-anọ na ala elu. Mgbe a oge nke na-arịgo-dum n'ịkpa cycles, n'elu nke ala-agbakọ nnu, na ruo ogologo oge, ala ga-salinized.
The abụọ nnu ijupụta n'ala ala tumadi pụtara na efekarị na ọkara kpọrọ nkụ ebe na ike evaporation, na evaporation ukwuu na oké mmiri ozuzo. Ọ na-akwanyere ya ùgwù site ndị obodo nnu ijupụta n'ala nke ala, tumadi dị ka a N'ihi nke mmadụ aku ọrụ.

Secondary salinization of soil

 Ala nnu ijupụta n'ala ọgwụgwọ usoro

Ala nnu ijupụta n'ala ọgwụgwọ ka mgbe niile a nsogbu chere ihu ala ndị ọkà mmụta sayensị. Ma ọ bụ isi nnu ijupụta n'ala ma ọ bụ nke abụọ nnu ijupụta n'ala, jikoro ndị yiri. Ihe bụ isi usoro nke oha bụ ka o bipụ ala ịrị elu-nnu elu-evaporation ìgwè usoro.
Mma ugbo drainage usoro
Tumadi si mmiri, drainage, siltation, mgbochi seepage na ndị ọzọ na igodo management. The ọhụrụ mmiri (mmiri ozuzo ma ọ bụ iju mmiri mmiri) na-eji na-itucha ala, na drainage usoro discharges ngafe ala mmiri nke ala na oge. Ọhụrụ mmiri ike sachap ala na-ewe ihe nnu. Nke abuo, na ala larịị nwere ike na-achịkwa ka a mma omimi, selata ala evaporation ma mbenata nnu ije elu.
Ala film
Site ala mkpuchi, ọ pụrụ igbochi n'elu nke ala si na-abịa n'ime kọntaktị na ikuku, belata evaporation ma belata ala ịrị elu.
Ala mgbanwe usoro
Kpọmkwem ịgbanwe ala nke saline-alkali elu na-elu-edu ala. Ịkọ nnu-emede ubi bụkwa a nkịtị ọgwụgwọ.
N'ihi na nke abụọ nnu ijupụta n'ala, ihe kacha mkpa bụ ka mma mmiri na drainage ụlọ ọrụ iji gbochie oké mmiri n'oge mmiri; mgbe mmiri, na ngafe mmiri nwere ike atara na oge. The ugbo drainage usoro bụ ugbu a na kasị n'ọtụtụ ebe na irè ngwọta. Ọ fundamentally ebipụ ndị cyclical usoro nke ala ịrị elu-nnu elu-evaporation na nnu ìgwè. Ndị fọdụrụ n'ime ụzọ ndị ndozi n'okpuru ẹdude ọnọdụ.