labarai

Binciken Kanada ya nuna cewa diatomite yana da manyan nau'o'i biyu: ruwan teku da ruwa. Diatomite ruwan teku ya fi tasiri fiye da diatomite na ruwan ruwa a cikin sarrafa kwari da aka adana. Misali, an ba da kashi 565ppm ga alkama da aka yi wa ruwan teku diatomite 209, inda giwayen shinkafa suka fallasa tsawon kwanaki biyar, wanda ya haifar da mutuwar kashi 90 cikin 100. Tare da ruwa mai kyau diatomite, a ƙarƙashin yanayi iri ɗaya, yawan mace-macen giwayen shinkafa har zuwa kashi 90 cikin ɗari na kashi 1,013 PPM.

Saboda dogon lokaci da yawan amfani da phosphine (PH_3) azaman fumigant, shukar ta sami ƙarfin juriya da ita kuma da wuya a kashe ta ta hanyoyin fumigation na phosphine na al'ada. A Burtaniya, maganin kwari na organophosphorus ne kawai ke samuwa a halin yanzu don sarrafa mitsin abinci da aka adana, amma waɗannan magungunan kashe qwari ba su da tasiri a kan mites acaroid a ma'ajiyar hatsi da ma'ajiyar iri. A karkashin yanayin zazzabi 15 ℃ da dangi zafi 75%, lokacin da adadin diatomite a cikin hatsi ya kasance 0.5 ~ 5.0 g / kg, za a iya kashe mites acaroid gaba daya. Tsarin acaricidal na diatomite foda daidai yake da na kwari, saboda akwai wani kakin kakin zuma mai bakin ciki (cap horn Layer) a cikin bangon jikin bangon acaroid mites.

Amfani dadiatomitedon sarrafa kwari da aka adana an haɓaka su a cikin shekaru 10 da suka gabata. An gudanar da cikakken bincike a Kanada, Amurka, Birtaniya, Australia, Brazil da Japan, tare da wasu ayyuka da har yanzu suna ci gaba. Diatomite foda ne, yin amfani da babban kashi; An yi amfani da shi don sarrafa ƙwayoyin hatsi da aka adana da kuma ƙara yawan ƙwayar hatsi. Har ila yau, saurin hatsi ya canza; Bugu da ƙari, ƙura yana ƙaruwa, yadda za a tsara alamun lafiya; Duk waɗannan matsalolin suna buƙatar nazari da magance su. Kasar Sin tana da dogon bakin teku da albarkatun diatomite na ruwa da yawa, don haka yadda za a bunkasa da kuma amfani da wannan maganin kashe kwari wajen adana hatsi shi ma ya cancanci bincike.

Diatomiteyana aiki ta hanyar karya “shamakin ruwa” na kwari. Hakazalika, inert foda, foda mai irin kaddarorin da diatomite, zai iya kashe kwarin hatsi da aka adana. The inert foda kayan sun hada da zeolite foda, tricalcium phosphate, amorphous silica foda, Insecto, ciyayi ash, shinkafa chaser ash, da dai sauransu Amma wadannan inert powders ana amfani da mafi girma allurai fiye da diatomite don sarrafa adana hatsi kwari. Misali, ya kamata a yi amfani da gram 1 na foda na kwari a kowace kilogiram na alkama; Yana ɗaukar gram 1-2 na silica amorphous kowace kilogiram na hatsi don kashe kwarin hatsi da aka adana. Yana da tasiri don amfani da 1000 ~ 2500ppm tricalcium phosphate don sarrafa kwari a cikin hatsi da aka adana na legumes. Don sarrafa kwari da aka adana tare da ash shuka, yakamata a yi amfani da kashi 30% na nauyin hatsi. A cikin nazarin kasashen waje, an yi amfani da tokar shuka don sarrafa kwari da aka adana. Lokacin da ash shuka ya kai kashi 30% na nauyin masara an haɗe shi da masarar da aka adana, tasirin kare masara daga kwari ya kusan kusan 8.8ppm chlorophorus. Akwai siliki a cikin shinkafa tare da shinkafa, don haka ya fi tasiri fiye da amfani da shuka da tokar itace don magance kwari da aka adana.