Omume uto letus, ụdị na usoro ihe ọkụkụ

Letus (aha sayensị: Lactuca sativa L.) bụ osisi herbaceous kwa afọ ma ọ bụ biennial nke ezinụlọ Asteraceae.Omume uto ya, ụdị na usoro ihe ọkụkụ ya bụ ndị a:

Àgwà ntolite:
Letus nwere mmasị na ihu igwe dị jụụ na iru mmiri, na okpomọkụ kacha mma maka uto bụ 15-25 ° C.Oke oke ma ọ bụ oke okpomọkụ ga-emetụta uto ya.Letus na-eto nke ọma na ìhè anyanwụ zuru oke, ala na-eme nri, na mmiri na-adịghị mma.The uto nkebi nke letus na-ekewa germination ogbo, seedling ogbo, uka ogbo na bolting ogbo.

ụdị:
Enwere ike kewaa letus letus mmiri, letus okpomọkụ, letus mgbụsị akwụkwọ na letus oyi dị ka oge na-eto eto na akụkụ nri.Na mgbakwunye, enwere ụdị dị ka letus leaf odo odo, letus leaf wrinkled, wdg.

Usoro ihe ọkụkụ:
(1) Oge ịgha mkpụrụ: Họrọ oge ịgha mkpụrụ kwesịrị ekwesị dị ka ụdị na àgwà nke letus si dị.A na-akụkarị letus mmiri na January-February, letus okpomọkụ n'April-May, letus mgbụsị akwụkwọ na July-August, na letus oyi na October-November.

(2) Usoro ịgha mkpụrụ: gbanye mkpụrụ osisi ahụ ruo awa 3-4 tupu ịgha mkpụrụ, saa ya ma wepụ ya na mmiri akọrọ, tinye ya na gburugburu 20 ℃ maka ịmị mkpụrụ, ma jiri mmiri dị ọcha saa ya otu ugboro n'ụbọchị.Mgbe mkpụrụ osisi ahụ gachara, kụọ mkpụrụ osisi 20-30 cm n'etiti ahịrị.