Ndi mmadu ole na ole maara amaala nke Central America - nduku na-adọrọ adọrọ, nke a maara nke ọma dị ka "ụtọ nduku". Ma ọ bụ n'efu, n'ihi na ọ nwere ọtụtụ ọnụọgụ ndị dị mkpa maka mmepe nkịtị nke organism.
Izute nduku na-atọ ụtọ
Ụtọ nduku bụ elongated tubers nke conical udi na-acha ọbara ọbara-agba aja aja, arọ ya nwere ike iru 3 n'arọ. Onye ọ bụla dịgasị iche iche dị iche iche dịka uto, agba nke anụ na ụdị.
Dezie ụdị dịgasị iche iche nke siri ike, ma a na-ejikarị arụ ọrụ na-esonụ:
- eji megharịa ọnụ - ha bụ ọbara ọbara ma ọ bụ pink, nwere ọgaranya ụtọ uto;
- akwukwo nri - anu ohia na -acha ajuju mgbe emesiri;
- fodder - nwere etiti ọcha na mmiri.
Njirimara bara uru nke nduku nduku
Na mgbakwunye na uto enweghi ike ịṅụrị ọṅụ na ihe ọ na-eme ma na-emetụta ahụ mmadụ:
- Vitamin - A, C, B6.
- Nchịkwa ịnweta - calcium, potassium, manganese.
- Beta-carotene.
- Beta-cryptoxanthin.
- Fiber.
- Acids - onye na-etinye uche, folic na ndị ọzọ.
Ihe ndị dị otú ahụ na-enye aka mee ka ọnọdụ mmadụ n'ozuzu dịkwuo mma, kpochaa arịa cholesterol , belata homocysteine na nrụgide, gbochie ịmalite ịrịa cancer na ịmepụta emphysema .
Ebe ọ bụ na nduku na-atọ ụtọ bụ ihe oriri na-abụghị nke ala, na-eto eto na ọnọdụ anyị na-enweghị ihe ọmụma banyere ya siri ike.
Nkuzi ụtọ nduku
Ihe oriri a na-atọ ụtọ ma dị mma sitere na mba nwere ihu igwe na-ekpo ọkụ, ya mere, ọnọdụ kachasị mkpa maka ịzụlite nke ọma bụ nchekwa site na oyi.
Ọ bụghị osisi na tubers ụtọ nduku na a ga-kụrụ, ma ya cuttings. Ịkwa ala n'ụzọ dị otú a ga-enweta ezigbo owuwe ihe ubi. Iji na-eto eto ihe akuku, a ga-etinye nnukwu tuber n'ime mmiri. Site n'ụdị germination, cuttings 12-15 cm ogologo na-ewepụ ya.
A na-akụ alaka ndị ahụ n'ala ala a na-eme n'ọnwa Eprel, mgbe e mechara ka ihu igwe na-ekpo ọkụ ma ụwa dị ọkụ. Mmiri siri ike ọ ga-adị mkpa naanị mgbe ị na-eto, mgbe ahụ, ọ dị mkpa iji belata, na otu ọnwa tupu owuwe ihe ubi - n'ozuzu, kwụsị.
Mgbe etolite na mpaghara ugwu, a na-atụ aro ka a kụọ ihe ndozi na-eme ka a kụọ ya n'àkwà kpuchie na polyethylene.