Bacillus thuringiensis, wanda kuma aka sani da Bacillus thuringiensis var. popilliae, ƙwayar cuta ce mai siffar sanda. A lokacin haifuwarta, gefe ɗaya yana samar da ƙwayar cuta, don haka ya zama ƙwayar cuta mai samar da ƙwayoyin cuta, yayin da ɗayan gefen kuma yana samar da sunadaran kristal. Waɗannan sunadaran kristal suna da tasirin kashe kwari mai ƙarfi, musamman ga nau'ikan kwari na lepidopteran sama da 100 kamar su bollworm auduga, ƙaramin ƙwari na kabeji, ƙwari na diamondback, tsutsar shinkafa, tsutsar silkworm, tsutsar pine, tsutsar taba, tsutsar masara, tsutsar auduga, tsutsar shinkafa mai launin ruwan kasa, tsutsar ciyawa, da ƙwari. Ita ce maganin kwari mai ƙwayoyin cuta wanda aka fi yin bincike mai zurfi, ci gaba mafi sauri, kuma mafi yawan amfani da ita a cikin 'yan shekarun nan. Saboda ƙarancin guba, kyawun muhalli, da kyakkyawan tasirin kashe kwari, manoma sun fi son ta sosai.
I. Babban Halaye naBacillus thuringiensis
1. Faɗin kewayonmaganin kwaril: Guba da Bacillus thuringiensis ke samarwa na iya sarrafa ɗaruruwan kwari, musamman ma masu tasiri sosai ga tsutsotsin lepidopteran. Ana amfani da shi galibi don sarrafa tsutsotsin kabeji, tsutsotsin auduga, tsutsotsin dare na turnip, tsutsotsin dare mai layi, tsutsotsin dare na sukari, ƙananan tsutsotsin kabeji, tsutsotsin taba, tsutsotsin tushe na shinkafa na ƙarni na biyu, tsutsotsin masara, tsutsotsin shayi, tsutsotsin pine, tsutsotsin shayi, tsutsotsin wake, tsutsotsin masara mai manne, tsutsotsin dare mai fikafikai na azurfa, da tsutsotsin sauro, da kuma wasu kwari kamar ƙwaro, katantanwa, da tsutsotsin slugs.
2. Zaɓin Abinci: Bacillus thuringiensis galibi yana kai hari ga kwari waɗanda ke da yanayin alkaline a cikin hanjinsu kuma yana da tasirin kashe kwari mai ƙarfi. Ba ya da guba ga mutane, dabbobi, ƙudan zuma, kifi, jatan lande, kaguwa da sauran halittun ruwa.
3. Yawaitar amfani: Ana iya amfani da Bacillus thuringiensis sosai a cikin auduga, gyada, waken soya, dankali, shinkafa, rapes, tumatir, eggplants, barkono, kabeji, kabeji na China, farin kabeji, da sauransu. Kayan lambu, da kuma apple, pear, inabi, goro, 'ya'yan itatuwa citrus, lychees, kiwi, longans, mangwaro, da sauransu. Bishiyoyin 'ya'yan itace, da kuma a cikin amfanin gona daban-daban kamar furanni, ganyen magani na China, da sauransu.
4. Babu juriya: Bacillus thuringiensis wani nau'in ƙwayoyin cuta ne da ke samar da ƙwayoyin cuta waɗanda za su iya samar da sunadaran crystal na sporulation kuma suna aiki a waje da ciki akan kwari. Kwari ba za su iya haifar da juriya ba. Duk da cewa an yi amfani da shi tsawon shekaru da yawa, har yanzu yana da kyakkyawan maganin kwari na ƙwayoyin cuta har zuwa yau.
5. Kyakkyawan jituwa: Bacillus thuringiensis yana da kyakkyawan jituwa kuma ana iya haɗa shi da magungunan kashe kwari masu sauri kamar methomyl, avermectin, da indoxacarb, wanda ke haifar da tasirin haɗin gwiwa mai mahimmanci.
6. Babu gurɓatawa daga guba guda biyar: Bacillus thuringiensis ƙwayar cuta ce mai siffar sanda wadda ba ta da guba ga mutane, kifi, jatan lande, kaguwa, da sauransu, kuma ba ta haifar da gurɓatawa ga muhalli. Saboda haka, ta zama maganin kwari da aka fi so don samar da kayayyakin noma masu kore da kuma waɗanda ba su da gurɓatawa.
II. Hanyoyin Amfani da Bacillus thuringiensis
Don magance kwari kamar su sukari beet most, ƙaramin ƙwari na kabeji, da kuma ƙwari na kabeji, ana iya amfani da shi a lokacin tsutsa lokacin da kwari suka ƙanana. Yi amfani da gram 30-40 na 2% na Avisept Bacillus thuringiensis foda mai wettable a kowace kadada, a gauraya da kilogiram 30-40 na ruwa don fesawa iri ɗaya. Wannan zai iya kashe kwari cikin sauri kuma yana da tasiri mai ɗorewa tare da kyakkyawan saurin aiki.
Don magance kwari kamar ƙwari mai sauƙi, tsutsar shinkafa, tsutsar pine, masara mai busar da ruwa, babban ƙwari, da ƙwari mai allura, yi amfani da gram 25-35 na 1% na foda mai laushi na Avisept Bacillus thuringiensis a kowace eka, wanda aka haɗa da kilo 30 na ruwa don fesawa iri ɗaya. Wannan zai iya rage ƙarin lalacewar da ƙwari ke haifarwa cikin sauri.
III. Gargaɗi ga Bacillus thuringiensis
1. A yi amfani da shi a gaba: A matsayin ƙwayar cuta, idan aka yi amfani da shi kaɗai, saurin kashewa yana da jinkiri. Saboda haka, ya kamata a yi amfani da shi a matakin farko na kamuwa da kwari don magance lalacewar da kwari ke haifarwa.
2. A yi amfani da shi da rana: Hasken rana mai ƙarfi yana iya kashe wannan ƙwayar cuta. Saboda haka, lokacin amfani da wannan maganin kwari, ya fi kyau a zaɓi amfani da shi kafin ƙarfe 10 na safe ko bayan ƙarfe 4 na yamma, tare da sakamako mafi kyau.
3. Yi amfani da shi a yanayin zafi mai yawa: Bacillus thuringiensis yana aiki a yanayin zafi mai yawa. Idan zafin ya wuce 20℃, tasirin zai fi kyau.
Lokacin Saƙo: Maris-25-2026
