ozi

Nnyocha Canada na-egosi na diatomite nwere akụkụ abụọ bụ isi: mmiri mmiri na mmiri dị ọcha. Mmiri dị n'oké osimiri dị irè karịa diatomite mmiri ọhụrụ n'ịchịkwa ụmụ ahụhụ ọka echekwara. Dịka ọmụmaatụ, e nyere ọka wit 565ppm nke ejiri mmiri mmiri diatomite 209 gwọọ ọka, bụ ebe enyí osikapa kpuchiri ụbọchị ise, na-ebute ọnụ ọgụgụ ọnwụ pasent 90. Site na mmiri diatomite dị ọhụrụ, n'okpuru otu ọnọdụ ahụ, ọnụ ọgụgụ enyí osikapa na-anwụ ruru pasenti 90 nke ọgwụ 1,013 PPM.

N'ihi iji phosphine (PH_3) na-adịte aka na ogologo oge dị ka ihe na-egbu egbu, osisi ahụ etolitela nkwụsi ike megide ya ma ọ gaghị esiri ya ike igbu ya site na usoro fumigation phosphine. Na UK, ọ bụ naanị organophosphorus ụmụ ahụhụ dị ugbu a maka ịchịkwa àjà nri echekwara, mana ọgwụ ahụhụ ndị a anaghị adị irè megide àjà acaroid na ebe nchekwa ọka na ebe nchekwa mmanụ. N'okpuru ọnọdụ okpomọkụ 15 ℃ na iru mmiri 75%, mgbe dose nke diatomite na ọka bụ 0.5 ~ 5.0 g / kg, acaroid àjà nwere ike igbu kpamkpam. Usoro acaricidal nke diatomite ntụ ntụ bụ otu ihe ahụ dị ka nke ụmụ ahụhụ, n'ihi na e nwere ihe oyi akwa dị oke mkpa (okpu mpi okpu) na akwa epidermal nke mgbidi ahụ nke mites acaroid.

Ojiji nkediatomiteiji chịkwaa pests ọka echekwara ka emepụtara n'ime afọ 10 gara aga. Emeela nyocha zuru oke na Canada, United States, United Kingdom, Australia, Brazil na Japan, yana ụfọdụ ọrụ ka na-arụ ọrụ. Diatomite bụ ntụ ntụ, ojiji nke nnukwu dose; A na-eji ya chịkwaa ụmụ ahụhụ ọka echekwara ma na-abawanye njupụta ọka. Ọsọ ọka gbanwekwara; Na mgbakwunye, uzuzu na-abawanye, otu esi emepụta ihe ngosi ahụike; Ọ dị mkpa ka a mụọ ma dozie nsogbu ndị a niile. China nwere ogologo ụsọ oké osimiri na ụbara akụ diatomite mmiri, yabụ etu esi etolite na iji ọgwụ ahụhụ a na-eme ihe maka nchekwa ahịhịa dịkwa mma maka nyocha.

Diatomitena-arụ ọrụ site n'imebi "ihe mgbochi mmiri" nke ụmụ ahụhụ. N'otu aka ahụ, ntụ ntụ inert, ntụ ntụ nwere otu ihe dị ka diatomite, nwekwara ike igbu ụmụ ahụhụ ọka echekwara. The inert ntụ ntụ ihe na-agụnye zeolite ntụ ntụ, tricalcium phosphate, amorphous silica ntụ ntụ, Insecto, ahịhịa ash, osikapa chaser ash, wdg Ma ndị a inert powders na-eji na elu doses karịa diatomite iji chịkwaa echekwara ọka pests. Dịka ọmụmaatụ, a ga-eji gram 1 nke ntụ ntụ ahụhụ kwa kilogram nke ọka wit; Ọ na-ewe gram 1-2 nke silica amorphous kwa kilogram nke ọka iji gbuo ụmụ ahụhụ ọka echekwara. Ọ dị irè iji 1000 ~ 2500ppm tricalcium phosphate iji chịkwaa pests na mkpụrụ osisi echekwabara. Zeolite ntụ ntụ na-emerụ ọka elephant, iji 5% nke arọ ọka; Iji chịkwaa pests ọka echekwara na ntụ osisi, 30% nke arọ ọka kwesịrị iji. N'ọmụmụ ihe mba ọzọ, a na-eji uyi osisi chịkwaa pests ọka echekwara. Mgbe ntụ ọka ihe ruru pasenti 30 nke ibu ọka ejikọta ya na ọka echekwara, mmetụta nke ichebe ọka site na pests fọrọ nke nta ka ọ bụrụ 8.8ppm chlorophorus. Enwere silicon na osikapa yana osikapa, ya mere ọ dị irè karịa iji osisi na ash osisi na-achịkwa ụmụ ahụhụ ọka echekwara.