Taw qhia
Brassinolide yog ib hom tshiab ntsuab thiab ib puag ncig tus phooj ywg cog kev loj hlob regulator nrog cov tshuaj formula C28H48O6. Los ntawm qhov tsim nyog cov noob soaking thiab qia thiab nplooj txau, nws tuaj yeem txhawb kev loj hlob ntawm zaub, melons, txiv hmab txiv ntoo thiab lwm yam qoob loo, thiab txhim kho qoob loo zoo. Ua kom cov qoob loo nce ntxiv, ua rau cov qoob loo ci dua xim, thiab muaj nplooj tuab. Nws tseem tuaj yeem ua ntej lub sijhawm sau qoob loo ntawm cov tshuaj yej nplooj, nce cov suab thaj ntawm cov txiv hmab txiv ntoo, ua kom lawv loj dua, tsim cov qoob loo ntau dua, thiab ruaj khov rau kev khaws cia.
Brassinolide yog cov nroj tsuag kev loj hlob uas tswj tau ntau yam tshuaj hormones hauv cov nroj tsuag thiab txhawb cov nroj tsuag kev loj hlob thiab kev loj hlob. Nws tuaj yeem tsis tsuas yog nce chlorophyll cov ntsiab lus thiab txhim kho photosynthesis efficiency, tab sis kuj txhawb fertilization, khaws paj thiab txiv hmab txiv ntoo, txhawb cov txiv hmab txiv ntoo o thiab lwm yam ntau yam. Nws tuaj yeem txo cov phytotoxicity, tswj kev noj zaub mov kom zoo, txhim kho drought thiab txias tsis kam, txhim kho qoob loo kev ntxhov siab thiab lwm yam haujlwm ntau. Nws yog ib qho ntawm feem ntau siv cog kev loj hlob regulators niaj hnub no.
Kev siv
Brassinolides tuaj yeem siv rau hauv cov noob qoob loo hnav khaub ncaws, uas tuaj yeem ua rau muaj txiaj ntsig zoo ntawm cov nplej rau hauv pob ntseg, nce kev loj hlob ntawm cov hauv paus hniav, txhim kho qhov txias thiab drought tsis kam ntawm cov nplej nplej, thiab ua kom cov qoob loo thiab zoo. Raws li kev sim, cov hauv paus tshiab qhov hnyav ntawm cov noob nplej-hnav khaub ncaws nrog brassinolide nce 20% mus rau 50% thiab qhov hnyav qhuav tau nce los ntawm 15% mus rau 107% piv nrog kev tswj hwm, qhia txog cov hauv paus tob, lush nplooj, thiab cov nroj tsuag muaj zog. Feem ntau, cov txiaj ntsig tuaj yeem nce los ntawm 10 mus rau 20%, thiab qhov siab tshaj plaws tuaj yeem nce mus txog 30%.
Brassinolide noob hnav khaub ncaws yog yooj yim heev. Nws tsuas yog yuav tsum tau diluted raws li ib qho piv txwv thiab ntxiv rau cov noob txheej tus neeg sawv cev. Tom qab nplawm tusyees, cov noob tuaj yeem hnav thiab qhuav ua ntej sowing.
Cov kev siv tshwj xeeb yog raws li hauv qab no:
• Rau txhua 30 phaus ntawm cov noob nplej, 2 grams ntawm 0.01% brassinolide tuaj yeem tov nrog 200 mus rau 300 ml dej.
• Ntxiv cov tshuaj diluted brassinolide rau cov noob qoob loo txheej tus neeg sawv cev.
• Sib tov sib npaug thiab tom qab ntawd siv cov noob hnav khaub ncaws kom sib npaug rau saum npoo ntawm cov noob.
• Cia kom qhuav hauv qhov ntxoov ntxoo ua ntej sowing.
Qhov no tso cai rau cov noob nplej kom nqus tau brassinolides, txhawb nqa cell faib thiab rooting, thiab ua rau cov yub muaj zog thiab txias-resistant.
