IHormone yoKhuliso lweZityalo zeKhemikhali yezolimo iPaclobutrazol 15%WP 20%WP 25%WP
I-Paclobutrazol(PBZ) yiUmlawuli woKhula kweZityalokunye ne-triazoleUkubulala iifungi. Sisichasi esaziwayo sehomoni yezityalo i-gibberellin. Isebenza ngokuthintela i-gibberellin biosynthesis, inciphisa ukukhula kwangaphakathi kwama-nodial ukuze inike iziqu eziqinileyo, inyusa ukukhula kweengcambu, ibangele ukuvela kweziqhamo kwangethuba kwaye inyuse ukuvela kwembewu kwizityalo ezifana netamatato nepepile.
Ukusetyenziswa
1. Ukuhlwayela izithole ezomeleleyo kwirayisi: Ixesha elifanelekileyo lonyango lwerayisi ligqabi elinye, ixesha lentliziyo enye, elithatha iintsuku ezi-5-7 emva kokuhlwayela. Umlinganiselo ofanelekileyo we-15% ye-paclobutrazol powder emanzi yi-3 kg kwihektare nganye kunye ne-1500 kg yamanzi eyongeziweyo (oko kukuthi, i-200 grams ye-paclobutrazol kwihektare nganye kunye ne-100 khilogrem yamanzi eyongeziweyo). Amanzi akwintsimi yezithole ayomile, kwaye izithole zitshizwa ngokulinganayo. Uxinzelelo lwe-15%i-paclobutrazolliphindwe ka-500 ulwelo (300ppm). Emva konyango, izinga lokwandiswa kwesityalo liyehla, lifezekisa imiphumo yokulawula ukukhula, ukukhuthaza ukuhluma, ukuthintela ukusilela kwezithole, kunye nokuqinisa izithole.
2. Lima izithole ezomeleleyo kwinqanaba lamagqabi amathathu ezithole ze-rape, sebenzisa i-600-1200g ye-15% ye-paclobutrazol powder emanzi kwihektare nganye, kwaye wongeze i-900kg yamanzi (100-200Chemicalbookppm) ukutshiza iziqu kunye namagqabi ezithole ze-rape, ukukhuthaza ukwenziwa kwe-chlorophyll, ukuphucula izinga le-photosynthesis, ukunciphisa isifo se-sclerotinia, ukonyusa ukumelana, ukwandisa ii-pods kunye nesivuno.
3. Ukuthintela ukuba iimbotyi zesoya zingakhuli ngokukhawuleza kunesigaba sokuqala sokudubula, iigram ezingama-600-1200 ze-15% ye-paclobutrazol powder emanzi kwihektare nganye, i-900 kg yamanzi (100-200 ppm), kunye nolwelo olutshizayo kwisiqu kunye negqabi lezityalo zesoya ukulawula ubude, ukwandisa iipods kunye nesivuno.
4. Ulawulo lokukhula kwengqolowa kunye nokufaka imbewu ngobunzulu obufanelekileyoI-Paclobutrazolinesithombo esomeleleyo, ukwanda kokuhluma, ukuphakama okunciphileyo, kunye nefuthe elikhulayo lesivuno kwingqolowa. Xuba iigram ezingama-20 ze-15% ye-paclobutrazol powder emanzi kunye neekhilogram ezingama-50 zembewu yengqolowa (oko kukuthi i-60ppm), kunye nesantya sokunciphisa ukuphakama kwesityalo esimalunga ne-5% kwiChemicalbook. Ifanelekile kumasimi engqolowa okuhlwayelwa kwangethuba anobunzulu obuziisentimitha ezi-2-3, kwaye kufuneka isetyenziswe xa umgangatho wembewu, ukulungiswa komhlaba, kunye nomxholo wokufuma kulungile. Okwangoku, ukuhlwayelwa komatshini kusetyenziswa kakhulu kwimveliso, kwaye kunokuchaphazela izinga lokuvela xa ubunzulu bokuhlwayela kunzima ukulawula, ngoko ke akufanelekanga ukuyisebenzisa.












