Tus tswj kev loj hlob ntawm tsob ntoo yog cov lus dav dav rau chav kawm ntawm cov tshuaj sib xyaw tshuaj lom neeg uas muaj cov cai tswj hwm kev cog qoob loo thiab kev loj hlob. Nws tswj cov nroj tsuag suav nrog kev tawg paj, txhawb kev cog qoob loo, txhawb nqa qia thiab nplooj ntoo loj hlob, txhawb kev tsim paj paj, txhawb kev loj hlob txiv hmab txiv ntoo, tsim Seedless txiv hmab txiv ntoo thiab tiv thaiv kev loj hlob ntawm stems nplooj thiab buds, thiab lwm yam., raws li qhov xav tau kev tsim khoom tiag tiag, yoog raws kev siv tus tswj hwm yog tseem ceeb txhais tau tias nce thiab ruaj khov tawm los. Nws kuj muaj qhov zoo ntawm "kev noj tshuaj tsawg, muaj txiaj ntsig zoo, thiab kev tawm tswv yim zoo-tso tawm"

Muaj ob hom: pCov tshuaj hormones thiab cog kev loj hlob ntawm tsob ntoo. Cov tshuaj hormones cog yog micro-physiologically active tshuaj synthesized hauv cov nroj tsuag, feem ntau thauj los ntawm qhov chaw sib txuas mus rau qhov chaw ua haujlwm, thiab muaj cov cai tseem ceeb rau kev loj hlob thiab kev loj hlob ntawm cov nroj tsuag. Cov tshuaj tswj kev loj hlob ntawm cov nroj tsuag yog cov khoom sib xyaw ua ke los yog muab rho tawm los ntawm cov kab mob me me. Lawv muaj cov haujlwm zoo ib yam lossis zoo ib yam li cov tshuaj hormones cog. Lawv tuaj yeem tswj hwm, tswj hwm, ncaj qha thiab txhawb kev loj hlob thiab kev loj hlob ntawm cov qoob loo nrog rau cov tshuaj endogenous. Tam sim no, muaj ntau pua ntawm cov khoom siv hluavtaws tsim cov tshuaj cog kev loj hlob, qee qhovlawv tau siv dav hauv kev ua liaj ua teb. Cov nroj tsuagkev loj hlob cov tswj hwm uas tau tshawb pom feem ntau suav nrog rau hom, yog Auxin, Gibberellin, Cytokinin, Abscisic, Aib cid Ethylene thiab Brassin.

Kev thov cov cog kev loj hlob

Hais txog qhov sib txawv kev siv, txhawb rooting thiab txhawb nqa txiav hauv pausua feem ntau siv 3-indole acetic acid (IAA), cov 3-indole butyric acid (IBA), 1-naphthalene acetic acid (NAA), thiab ABT rooting hmoov. B9, paclobutrazol, chlormequat, thiab ethephon siv los ncua kev loj hlob. Gibberellin feem ntau siv rau txhawb kev loj hlob ntawm cov qia thiab nplooj, ua bolting thiab flowering ua ntej, txhawb kev cog qoob loo ntawm cov noob thiab tubers, txhawb kev loj hlob ntawm txiv hmab txiv ntoo, nce tus nqi txiv hmab txiv ntoo, lossis tsim cov txiv hmab txiv ntoo tsis muaj noob, thiab lwm yam.. Lawv haua ve tau siv dav hauv kev cog qoob loo, qos yaj ywm, txhuv, nplej, paj rwb, taum pauv, taum pauv, haus luam yeeb, ntoo txiv ntoo thiab lwm yam qoob loo.

Tam sim no, muaj ntau ntau yam ntawm cov cog cog kev loj hlob sau npe thiab siv hauv Suav teb. Lawv lub luag haujlwm tseem ceeb yog: ua kom lub cev tsis nyob ntev/ua kom tsis muaj menyuam thiab txhawb kev cog qoob loo, txhawb kev cog qoob loo, txhawb nqa/tiv thaiv kev loj hlob ntawm qia thiab nplooj ntoo, txhawb nqa/tiv thaiv kev tsim cov paj paj, thinning/khaws cia ntawm paj thiab txiv hmab txiv ntoo, txhawb cov poj niam paj/txiv neej paj, txuas ntxiv lub sijhawm paj, khaws cov paj tshiab, tsim cov txiv ntoo tsis muaj noob, txhawb cov txiv hmab txiv ntoo xim, txhawb nqa/ncua cov txiv hmab txiv ntoo kom loj hlob, ncua kev laus, nce cov amino acid/protein cov ntsiab lus/qab zib, fntawm cov ntsiab lus, txhim kho kev tiv thaiv kev ntxhov siab, thiab lwm yam.