I-Paclobutrazol ngokuqhelekileyo i-powder, enokuthi ifakwe emthini ngeengcambu, iziqu kunye namagqabi emithi yeziqhamo phantsi kwesenzo samanzi, kwaye kufuneka isetyenziswe ngexesha lokukhula.Ngokuqhelekileyo kukho iindlela ezimbini: ukusasazeka komhlaba kunye nokutshiza ngamagqabi.
1. I-paclobutrazol engcwatywe
Elona xesha lilungileyo kuxa ihlumelo lesibini lidubula malunga ne-3-5 cm (xa umthubi ujika ube luhlaza okanye phambi kokuba luhlaza okhanyayo).Ngokutsho kobukhulu besithsaba, iintlobo ezahlukeneyo, kunye nomhlaba ohlukeneyo, amanani ahlukeneyo e-paclobutrazol asetyenziswa.
Ngokuqhelekileyo, isixa sempahla ye-paclobutrazol sisetyenziswa kwi-square meter yesithsaba se-6-9 g, umsele okanye umsele we-ring uvulwe nge-30-40 cm ngaphakathi kwe-drip line okanye i-60-70 cm ukusuka entloko yomthi, kwaye ugqunywe ngomhlaba. emva kokunkcenkceshela.Ukuba imozulu yomile, Gquma umhlaba emva kokunkcenkceshela ngokufanelekileyo.
Ukusetyenziswa kwe-paclobutrazol akufanele kube kwangoko okanye emva kwexesha.Ixesha elikhethekileyo lihambelana neentlobo.Kwangethuba kakhulu kuya kukhokelela ngokulula kumahlumela amafutshane kunye nokukhubazeka;kade kakhulu, amahlumela esibini aya kuthunyelwa ngaphandle kokuba amahlumela esithathu ajike abe luhlaza ngokupheleleyo..
Imihlaba eyahlukileyo iya kuchaphazela ukusetyenziswa kwe-paclobutrazol.Ngokuqhelekileyo, umhlaba wesanti unesiphumo esingcono sokungcwaba kunomhlaba wodongwe.Kunconywa ukusebenzisa i-paclobutrazol kwezinye iibhoma ezinomhlaba ophezulu we-viscosity.
2. I-Foliar yokutshiza i-paclobutrazol ukulawula amahlumela
I-paclobutrazol foliar spray inefuthe elithambileyo kunamanye amayeza, kwaye inokunciphisa ngokufanelekileyo umonakalo womthi ngexesha lokulawula ukudubula.Ngokuqhelekileyo, xa amaqabunga ejika aluhlaza kwaye engavuthwanga ngokwaneleyo, sebenzisa i-paclobutrazol i-15% ipowder emanzi okokuqala malunga namaxesha angama-600, kwaye ngokuthe ngcembe ukwandisa inani le-paclobutrazol i-15% ipowder emanzi okwesibini.Ukulawula ukudubula kanye rhoqo -10 iintsuku.Emva kokulawula amahlumela 1-2 amaxesha, amahlumela aqala ukuvuthwa.Qaphela ukuba amahlumela awavuthwanga ngokupheleleyo, ngokuqhelekileyo musa ukongeza i-ethephon, ngaphandle koko kulula ukubangela ukuwa kwamagqabi.
Xa amagqabi ajika abe luhlaza, abanye abalimi beziqhamo basebenzisa i-paclobutrazol kulawulo lokuqala lwamahlumela.Idosi yi-1400 grams kunye ne-450 kg yamanzi.Ulawulo lwesibini lwamahlumela luyafana nolokuqala.I-dosage iya kuncitshiswa emva koko ide ifike kwi-400. Nge-250 ml ye-ethephon.Xa kuqala ukulawula amahlumela, imeko eqhelekileyo kukulawula kanye emva kweentsuku ezisixhenxe, kodwa imigaqo yelanga okanye ezinye izinto kufuneka ziqwalaselwe.Emva kokuba uzinzo lulawulwa, lunokulawulwa kanye emva kweentsuku ezilishumi.
Ixesha lokuposa: Jan-26-2022