Iji hụ na ngwaahịa ugbo dị mma ma dịkwa mma, nchekwa gburugburu ebe obibi na nchekwa ndụ mmadụ, Ministri Ọrụ Ugbo kpebiri dịka iwu ndị dị mkpa nke "Iwu Nchekwa Nri nke Mba China" na "Iwu Njikwa Ọgwụ Ahụ", nke Kọmitii Nyocha Ndebanye Aha Ọgwụ Mba nyochachara, dabere na okwu ọha na eze. A na-eme usoro nlekọta ndị a maka ọgwụ ahụhụ 8 gụnyere 2,4-D-butyl ester, paraquat, dicofol, fenflurane, carbofuran, forate, isofenphos methyl, na aluminum phosphide. N'ime ha, njikwa nke aluminum phosphide bụ ndị a.
Site na Ọktoba 1, 2018, amachibidoro ire ma jiri ngwaahịa aluminum phosphide n'ime ngwugwu ndị ọzọ. Ojiji phosphorus chloride na-emerụ ahụ nke ukwuu, n'ihi na mmepụta phosphine na mmiri ma ọ bụ acid na-akpata nsị nke aluminum phosphide. Iku ume gas phosphine nwere ike ibute isi ọwụwa, isi ọwụwa, ike ọgwụgwụ, enweghị agụụ, mkpọchi obi na mgbu afọ elu. N'ọnọdụ ndị siri ike, enwere mgbaàmà uche na-egbu egbu, ọzịza ụbụrụ, ọzịza akpa ume, mmebi imeju, akụrụ na myocardial, na nsogbu rhythm obi. Ntinye ọnụ na-emepụta nsị phosphine, mgbaàmà afọ, ahụ ọkụ, oyi, isi ọwụwa, obi ụtọ, na nsogbu rhythm obi. N'ọnọdụ ndị siri ike, enwere mkpụmkpụ ume, oliguria, nkụchi, ujo, na coma.
Na Machị 2, 2015, WHO wepụtara ndepụta emelitere nke ọgwụ ahụhụ na usoro akwadoro maka ịgba ọgwụ n'ime ụlọ iji gbochie ma chịkwaa nje ịba, gụnyere pyrimiphos-methyl. Maka pyrimidinhos methyl, ejirila Actellic (Baoan Valley) mee ihe nke ukwuu n'ebe gụnyere ọrụ ugbo, nchekwa, ahụike ọha na eze, na oke ọhịa kemgbe 1970. FAO/WHO Codex Alimentarius Commission atụọla aro na ihe fọdụrụ nke pyrimidinhos-methyl agaghị ebute ihe egwu nsí ogologo oge nye ụmụ mmadụ; International Maritime Organisation na-akwado ka ejiri pyrimidinhos-methyl mee ihe n'ụgbọ mmiri; British Brewing Association akwadola pyrimiphos-methyl Ejiri maka njikwa ahụhụ na nchekwa ọka bali eji eme ihe maka ịgba mmanya; òtù nri anụmanụ kwadoro na ma ọ bụ ọka ejiri pyrimidinhos gwọọ tupu ma ọ bụ mgbe owuwe ihe ubi gasịrị, enwere ike inye ya anụmanụ ozugbo; a na-eji usoro a tụrụ aro nke pyrimidinhos agwọ ngwaahịa ugbo. A na-eji ya eme ihe nke ọma ma nabata ya n'azụmahịa mba ụwa nke ọtụtụ mba. A na-eji Ndagwurugwu Baoan eme ihe nke ọma maka nchekwa na nchekwa nke ngwaahịa ọrụ ugbo n'ihe karịrị mba 70 gburugburu ụwa. Mkpụrụ ọka echekwara, tofu kpọrọ nkụ, ngwaahịa mmiri ara ehi, azụ̀ kpọrọ nkụ, mkpụrụ osisi kpọrọ nkụ, wdg chọrọ njikwa nwa oge ma ọ bụ ogologo oge nke ụmụ ahụhụ na ụmụ ahụhụ. A na-ewere Baoangu dị ka ọgwụ ahụhụ zuru ụwa ọnụ ma dị mma maka nchekwa.
Ntuziaka:
(1) Ịhazi nhazi ebe a na-echekwa ọka n'ime ụlọ nkwakọba ihe. 1:50 nke mmiri na-agbaze ma na-agbaze nke ọma, fesa 50 mL nke mmiri a gwakọtara agwakọta kwa mita square.
(2) Ịhazi ọka na ihe ndị e ji agwọ ọrịa - ịgwakọta ha n'ụlọ nkwakọba ihe dum. Buru ụzọ tụọ ya, gwakọta ya mgbe ị na-agba ya mmiri, wee tinye ya n'ebe a na-echekwa ya. A na-agbaze Baoan Valley 1:100 ma fesa ya otu tọn ọka.
(3) Ịhazi ọka na ihe ndị e ji agwọ ọrịa - ngwakọta elu. Okpokoro elu ya dị sentimita 30-100, a gwakọtara ya, fesa ya, ma gwakọta ya.
(4) Ijikwa ọka na ihe ndị e ji agwọ ọrịa - nhazi akpa nkwakọ ngwaahịa. Gwakọta ya na 1:50, ma ghee ya otu akpa kwa 50 mL (a na-agbakọ akpa ndị ahụ dị ka 0.5m×1m).
Site n'echiche a, nnọchi pyrimidhos methyl maka Aluminium phosphide bụ ihe dị oke nchebe ma dịkwa mma, mmetụta nke iji pyrimidhos methyl dịkwa mma nke ukwuu, nke a na-eto n'otu olu.
Oge ozi: Julaị-08-2021