Maka osisi tii nke afọ dị iche iche, ụzọ ịkwachaa mechanized chọrọ iji dị iche ichetii kwachaa. Maka osisi tii na-eto eto, a na-egbutu ya na ụdị ụfọdụ; maka osisi tii tozuru oke, ọ na-abụkarị ịkwachaa na-emighị emi na ịkwachaa miri emi; maka osisi tii ochie, a na-akpụcha ya ma bee ya ọzọ.

Ndozi ọkụ

Ìhè kwachaa nwere ike n'ụzọ dị irè kwalite germination na uto nke osisi tii. Ọ nwekwara ike ịbawanye njupụta nke alaka mmepụta na obosara nke osisi ahụ iji mepụta ebe dị mma nke tii. Maka osisi tii ndị toro eto, a ga-eme ya ọkụ ọkụ kwa afọ abụọ, mgbe akụkụ elu nke osisi tii kwụsịrị ịmalite. Ịkwachaa ọkụ na-agụnye iji aigwe na-egbute tiiiji bepụ ihe dịka 4cm alaka na akwụkwọ n'elu osisi tii.

Ntucha miri emi

N'ihi afọ nke ịchịkọta na ịkwachaa, osisi tii toro eto nwere ọtụtụ alaka n'elu okpueze, nke na-emetụta uto na mmepe nke ome na buds ọhụrụ. Iji kwalite mmeghari ohuru nke okpueze iburu elu na uto nke ome ohuru na etiti axis nke osisi tii, ma melite ikike mmepe, ọ dị mkpa iji a.igwe kwachaa tiiiji kpochaa nke ọma ma bepụ alaka ndị dị ihe dịka 12cm site na okpueze ahụ.

Mechaa

Ịkwachaa ọzọ bụ nke ọma maka osisi tii na-erubeghị afọ na nke na-enweghị akwụkwọ. Isi alaka nke osisi tii ndị a nwere ikike uto siri ike, mana ikike mmepe nke osisi na-eto eto adịghị ike, akwụkwọ tii adịghịkwa ike. N'oge a, ịkwesịrị iji atii kwachaa na oke trimmeriji bee osisi tii ihe dịka 30cm site n'ala.

Ncha zuru oke

Mgbe agbachara tii mmiri, jiri aahịhịa ahịhịaiji gbutuo osisi tii merela agadi 5cm n'elu ala ka o wee wepụta alaka ọhụrụ n'ime rhizomes iji mepụta okpueze ọhụrụ. N'ime oge a, ekwesịrị itinye nlebara anya na njikwa fatịlaịza, ịkwachaa na ịkọ ahịhịa tii.