Babban Tasiri ga Dazomet 98%Tc
| Sunan samfurin | Dazomet |
| Abubuwan da ke ciki | 98%TC |
| Bayyanar | Farin lu'ulu'u mai siffar acicular |
| Amfani | Nematocides masu aikin feshi na iya lalata methyl isothiocyanate, formaldehyde da hydrogen sulfide a cikin ƙasa, kuma suna da tasirin kashe ƙwayoyin cuta akan rhizoma nematode, stem nematode da heteroderma nematode. Bugu da ƙari, yana da tasirin kashe ƙwayoyin cuta, kashe ƙwayoyin cuta da kuma kashe ƙwayoyin cuta, don haka yana iya magance fungi na ƙasa, kwari a ƙarƙashin ƙasa da ciyayi na chenopodium. |
Aikace-aikace
Magungunan kashe kwari masu faɗi. Kwayoyin cuta masu aikin feshi na iya lalata methyl isothiocyanate, formaldehyde da hydrogen sulfide a cikin ƙasa, kuma suna da tasirin kashe ƙwayoyin cuta akan rhizoma nematode, stem nematode da heteroderma nematode. Bugu da ƙari, yana da tasirin kashe ƙwayoyin cuta, kashe ƙwayoyin cuta da kuma kashe ƙwayoyin cuta, don haka yana iya magance fungi na ƙasa, kwari a ƙarƙashin ƙasa da ciyayin chenopodium, kamar su rhizoctonia na dankali, kwari na polypteroptera na ƙasa, kowbelet, tsutsotsi na iya scarab da sauransu. Ta amfani da sinadarin barbashi 98% 750 ~ 900g/100m2 ƙasa mai yashi, 900 ~ 1050g/100m2 yumbu a matsayin maganin ƙasa, yaduwa ko aikace-aikacen rami, Chemicalbook na iya sarrafa cutar nematode na kayan lambu da gyada. Ana iya amfani da foda mai laushi 75g/100m2 don sarrafa cutar nematode ta tushen dankali.
Mai kashe ƙasa, methyl thioisothiocyanate nematocide, da kuma don magance fungi, kwari da ciyayi a ƙarƙashin ƙasa, wanda kuma aka sani da halakawa cikin sauri. Ana ruɓe samfurin a cikin ƙasa don samar da methylaminomethyl dithiocarbamate, sannan kuma ya samar da methyl isothiocyanate. Yana iya sarrafa nematodes da fungi na ƙasa yadda ya kamata, kamar ƙwayoyin cuta na cataplexy, ƙwayoyin cuta na filarial, fusarium, da sauransu, kuma yana iya hana ci gaban ciyayi da yawa. Yana da kyakkyawan tasiri kan cutar ƙura mai rawaya.
Tsarin kashe ƙwayoyin cuta
(1) Kafin amfani da Dazomet, a tsaftace tushen amfanin gona na ƙarshe, sannan a shafa takin ƙasa da ake buƙata don amfanin gona na gaba.
(2) Tabbatar da cewa danshi na ƙasa ya kai kusan kashi 50-60% na ƙarfin ruwan filin, idan bai cika ƙa'idar ba, za ku iya zuba ruwa a cikin filin; kwana 3-5 bayan ban ruwa, yi amfani da injin don juya ƙasan da kuma karya ta don tabbatar da cewa ƙasar ta shiga.
(3) Lokacin amfani da Dazomet, zafin ƙasa mai dacewa shine 12-18 ° C, kuma mafi ƙarancin zafin ba zai iya zama ƙasa da 6 ° C ba.
(4) A yi amfani da gram 25-40 na Dazomet a kowace murabba'in mita na ƙasa. Daga cikinsu, amfani da kokwamba, barkono mai daɗi, barkono mai sanyi yana da nauyin kilogiram 20-25/mu, amfani da tumatir mai sanyi yana da nauyin kilogiram 25-30/mu, kuma amfani da strawberry mai sanyi shine kilogiram 15-20/mu.
(5) A shafa maganin daidai gwargwado a saman, sannan a yi amfani da garma mai juyawa don noman juyawa (zurfin shine 25-30cm), ta yadda hawan Dazomet zai yi daidai da layin noman don cimma matsakaicin inganci. Idan nematode na tushen ƙulli ya faru da gaske, zurfin noman juyawa ya kamata ya zama 40cm, kuma ya kamata a yi amfani da iyakar sama ta amfani da magani.
(6) Bayan an shafa, ana fesa ruwa a saman don samar da iskar gas mai kashe ƙwayoyin cuta (methyl isothiocyanate, formaldehyde da hydrogen sulfide).
(7) A rufe fim ɗin (kauri kada ya zama ƙasa da siliki 6), sannan a matse fim ɗin da sabuwar ƙasa, kada a bar iskar feshi ta zube, sannan a ajiye zafin ƙasa a 10cm a 20℃, a rufe feshi na tsawon kwanaki 15-20 (a yanayin zafi mai ƙarancin zafi, ya kamata a tsawaita lokacin feshi).
(8) Bayan an yi amfani da maganin kashe ƙwayoyin cuta, a buɗe fim ɗin, sannan a yi amfani da garma mai juyawa don fitar da iskar gas mai guba da ta rage a cikin ƙasa, yawanci ana fitar da iskar gas mai guba na tsawon kwanaki 15 (idan yanayi ya yi sanyi da danshi, a tsawaita lokacin fitar da iskar, idan yanayi ya yi zafi da bushewa, a rage lokacin fitar da iskar).
(9) Ana iya shuka iri bayan an yi amfani da maganin kashe ƙwayoyin cuta.
Tsarin Dazomet boom
1. Dazomet maganin kashe ƙwayoyin cuta ne mai matuƙar amfani ga muhalli, yana da inganci sosai, ƙarancin guba kuma babu wani abu da ya rage.
2. Idan aka shafa shi a ƙasa mai danshi, yana narkewa ya zama mai guba methyl isothiocyanate, formaldehyde da hydrogen sulfide a cikin ƙasa, kuma yana yaɗuwa cikin sauri zuwa ga ƙwayoyin ƙasa, yana kashe ƙwayoyin cuta daban-daban, ƙwayoyin cuta, kwari a ƙarƙashin ƙasa da kuma ƙwayar ciyawa a cikin ƙasa, don cimma tasirin tsaftace ƙasa.
3. Amfani da shi yana da matuƙar tasiri ga zafin ƙasa da danshi da kuma tsarin ƙasa, amfani da zafin ƙasa ya kamata ya fi 12 ° C, 12-30 ° C shine mafi dacewa, danshi ƙasa ya fi 40% (danshi zuwa matse hannu ƙasa na iya samar da ƙungiya, tsayin mita 1 za a iya warwatse bayan faɗuwa ƙasa a matsayin mizani).
