2. Nka na ụzụ jikoro

(1) Mkpokọta eriri soybean na ọka

N'ebe ndịda ọdịda anyanwụ China, e nwere nnukwu mmiri ozuzo, ọtụtụ ụdị ahịhịa, ọ na-esikwa ike ịchịkwa ya.A na-akụ ọka n'ihu soybean, na ojiji nke herbicides kwesịrị ka "akara ya ma jikọta ya".Mgbe aghachara na tupu mkpụrụ, a ga-eji metolachlor (ma ọ bụ acetochlor) + thiofensulfuron methyl na ihe ndị ọzọ mechie ala ahụ.Ọ bụrụ na enwere ahịhịa n'ubi tupu ịgha mkpụrụ, enwere ike fesa ubi ahụ na glyphosate spray;Ọ bụrụ na mmetụta mkpuchi ala adịghị mma ma ọ dị mkpa ọgwụgwọ ịhịa aka na ahịhịa, nicosulfuron methyl + chlorofluoropyranoxyacetic acid (ma ọ bụ dichloropyridic acid, methimaxone) nwere ike iji duzie azuokokoosisi na akwukwo ahihia (na ebe a na-akụ ọka) na nke atọ. ka ise akwukwo ogbo nke ọka seedlings.

Ụbọchị atọ tupu ịgha mkpụrụ soybean, a na-eme ntụ ntụ glyphosate n'ọhịa.Mgbe aghachara, tupu a kụọ mkpụrụ osisi, a na-ahọrọ ọgwụ ndị dị ka promethazine (ma ọ bụ acetochlor) + thiophensulfuron maka ọgwụgwọ akara ala.Ọ bụrụ na akara akara ala adịghị mma ma ọ dị mkpa ka a gwọọ ya site na ịhịa aka na ahịhịa, quinclovir

(2) Mkpokọta eriri soybean na ọka

N'Osimiri Yellow, Osimiri Huaihai, etiti na ala dị ala nke Osimiri Yangtze, na mpaghara ugwu ọdịda anyanwụ, a na-akụ soybean na ọka n'otu oge.Ojiji nkeogwu ogwu bụ tumadi dabere na ala akara ọgwụgwọ tupu seedlings mgbe agha, nke a chọrọ ka agwụ agwụ n'ime 2 ụbọchị mgbe agha.A na-eji ihe ndị dị ka promethamide (ma ọ bụ metolachlor, acetochlor) + azosulfochlor (ma ọ bụ thiophenuron) mechie ala ahụ.Mgbe a na-eji ahịhịa emechi ala dị n'ọhịa ebe ọka ọka wit gara aga, ọ kacha mma ka a na-arụ ọrụ rotary iji kpochapụ ahịhịa ọka, mepụta mmiri, wee kụọ ma tinye ahịhịa tupu ịgha mkpụrụ;Maka ubi mkpụrụ osisi ozugbo na ahịhịa ọka wit, ọ dị mkpa ịbawanye oriri mmiri kwa mu, ma ọ bụrụ na ọnọdụ kwere, a ga-eme mmiri n'oge mgbe etinyere ya.ọgwụ nje;N'ebe kpọrọ nkụ na ikuku dị ka ugwu ọdịda anyanwụ, ọ kacha mma ịgwakọta ala mgbe etinyere yaogwu ogwu, na ebe mmiri na-abịa n'oge ebe ọnọdụ kwere.

Mgbe mmetụta mkpuchi ala na-adịghị mma ma achọrọ ọgwụgwọ ahịhịa ahịhịa ahịhịa, enwere ike iji ya na ogbo akwukwo 3 ~ 5 mgbe ọka ọka, 2 ~ 3 akwukwo soybean, 2 ~ 5 akwukwo ogbo nke ahihia. .Dị ka ọnọdụ ahịhịa mpaghara si dị, nicosulfuron (ma ọ bụ oxazolone) + bentazone (ma ọ bụ cloflupyroxyacetic acid) N'ubi soybean, quinoxal (ma ọ bụ nnukwu arụmọrụ flumetafop-p-ethyl) + dimethasone (ma ọ bụ ethyl flumetafop-ethyl) na-eji stem na akwukwo. ahihia ịgba ahihia (a na-eji ákwà mgbochi anụ ahụ kewaa ọka na soybean).N'ikpeazụ, a ga-eji aka wepụ ahịhịa ndị siri ike ịchịkwa.

(Emechabeghị, a ga-aga n'ihu)