2,4 D
Tech Giredhi: 98% TC
Zvido zvehunyanzvi zvekushandisa:
1. Nyatsodzora nguva yekushandisa uye dosage.Muchikamu chekurima gorosi, haifaniri kushandiswa kare kare (asati asvika mashizha mana) kana kunonoka (mushure mekubatana).Masora makuru ane mashizha makuru (3-5) mumunda anofanira kushandiswa padanho remashizha, kudzivirira kuderera kwekushisa uye mazuva akaoma.Iva nehanya nekunzwa kwakasiyana-siyana kwegorosi.
2. Chigadzirwa ichi chinobata zvakanyanya nembesa dzakafara sedonje, soya bhinzi, rapeseed, sunflower nemavise.Pakupfapfaidza, inofanirwa kuitwa mumhepo isina mhepo kana kufefetera.Usapfapfaidza kana kukukurwa muzvirimwa zvinonetsa kudzivirira phytotoxicity.Mushonga uyu haufanirwe kushandiswa muminda ine zvirimwa zvakafara.
3. Usaisa pamazuva ane mhepo kana kuti mvura inotarisirwa kunaya.
4. Mbeu dzinofanira kushandiswa kakawanda pamwaka, uye kushandiswa kunofanira kunyatsoenderana nemaitiro ekushanda.Chikumbiro hachifanirwe kunge chakanyanya kana kunonoka;tembiricha haifanire kunge yakadzikira kana yakanyanya kukwirira panguva yekushandiswa (iyo yakanyanya tembiricha i15 ℃～28℃).
Mirayiridzo:
1.Kusakura muminda yegorosi yechando uye minda yebhari yechando: kubva pakuguma kwekurima kusvika pakubatana kwegorosi kana bhari, pa 3-5 mashizha emasora, shandisa 72% SL 750-900 ml pahekita, 40-50. kg yemvura, uye 40-50 kg yemvura pahekita.Grass stem leaf spray.
2.Kusakura muminda yechibage: pamashizha e4-6 eWang Mi, shandisa 600-750 ml ye 72% SL pahekita, 30-40 kg yemvura, uye shandisa madzinde nemashizha emasora.
3. Kusakura muminda yemhunga: pamashizha 5-6 emhunga, shandisai 750-900 ml ye72% SL pahekita, 30-40 kg yemvura, momwaya madzinde nemashizha esora.
4.Kusakura mumunda wemapfunde: pa4-6 mashizha embeu dzezviyo, shandisai 6000-750 ml ye72% SL pahekita, 20-30 kg yemvura, momwaya madzinde nemashizha esora.
5.Kudzora sora muminda yepaddy: pakupera kwekurima mupunga, shandisa 525-1000 ml ye72% SL pahekita, uye spray 50-70 kg yemvura.
6.Kusakura tsangadzi: shandisa 72% SL1500-2250 ml pahekita yehuswa hwehuswa, uye pfapfaidza 30-40 kg yemvura.
