Qhov sib txawv tseem ceeb ntawm Orthodox thiab recalcitrant noob yog cov noob orthodox muaj sia nyob thaum ziab thiab khov hauv ex situ kev txuag, thaum cov noob recalcitrant tsis ciaj sia thaum ziab thiab khov hauv ex situ kev txuag.
Moisture yog cov dej ntsiab lus hauv cov noob. Cov noob noo noo yog qhia raws li feem pua. Ib qho kev hloov me me ntawm cov noob noo noo muaj qhov cuam tshuam loj rau kev khaws cia ntawm cov noob. Txhawm rau txhawm rau kwv yees qhov muaj peev xwm cia lub neej ntawm txhua qhov nkag, cov ntsiab lus noo ntawm cov noob yuav tsum tau txiav txim siab. Cov ntsiab lus orthodox thiab recalcitrant noob tau siv rau xyoo 1973. E. H Roberts tau faib cov noob rau thawj zaug raws li tus cwj pwm ntawm lub cev xws li cov noob noo noo rau hauv ob pawg: cov noob orthodox thiab recalcitrant noob. Tam sim no, cov noob tau muab faib ua peb pawg raws li cov noob noo noo: orthodox, nruab nrab thiab recalcitrant.
Cov noob Orthodox yog dab tsi?
Cov noob Orthodox yog cov noob uas muaj sia nyob thaum ziab thiab khov hauv ex situ kev txuag. Raws li cov ntsiab lus ntawm US Department of Agriculture, muaj qhov sib txawv ntawm lub peev xwm ntawm cov noob orthodox kom tiv taus ziab thiab khov. Nws tau raug txheeb xyuas tias qee cov noob muaj kev nkag siab ntau dua li lwm tus. Feem ntau, cov noob orthodox yog cov noob nyob ntev. Orthodox noob tuaj yeem ua tiav kom qhuav rau cov dej noo tsawg li 5% yam tsis muaj kev raug mob. Lawv kuj muaj peev xwm zam kom khov. Yog li ntawd, lawv tseem hu ua desiccation-tolerant noob. Ntxiv mus, cov noob orthodox muaj lub neej ntev nrog cov ntsiab lus tsis tshua muaj noo noo thiab khov kub. Yog li ntawd, ex situ kev txuag ntawm orthodox noob tsis muaj teeb meem.
Daim duab 01: Orthodox Seeds
Piv txwv ntawm cov noob orthodox yog cov noob ntawm feem ntau cov qoob loo txhua xyoo, cov qoob loo biennial thiab hom agroforestry. Cov qoob loo no muaj cov noob me me. Tsis tas li ntawd, cov nroj tsuag orthodox muaj xws li Capsicum annum, Citrus aurantifolia, Phoenix dactylifera, Hamelia patens, Lantana koob yees duab, Pisidium guajava, Anacardium occidentale, thiab lwm yam. Cov noob ntawm legumes thiab nplej feem ntau kuj muaj nyob rau hauv pawg no. Lub neej ntev ntawm cov noob orthodox yog nyob ib ncig ntawm 100 xyoo txog 2000 xyoo.
Cov noob Recalcitrant yog dab tsi?
Recalcitrant noob yog cov noob uas yuav tsis muaj sia nyob thaum ziab thiab khov hauv ex situ kev txuag. Lawv tsis tuaj yeem khaws cia rau lub sijhawm ntev xws li cov noob orthodox vim tias lawv poob lawv txoj kev vam meej. Feem ntau, recalcitrant noob yog qhov loj heev. Cov noob no tsis tuaj yeem muaj sia nyob kom qhuav qis dua 20-30% cov ntsiab lus noo noo yam tsis muaj kev raug mob. Lawv tseem hu ua desiccation rhiab cov noob. Kev khaws cia ntawm cov noob tsis tu ncua yog teeb meem hauv kev txuag ex situ. Qhov no yog vim tias lawv cov dej noo siab txhawb kev loj hlob ntawm microbial thiab ua rau cov noob sai sai deterioration. Qhov thib ob, khaws cia cov noob tsis tu ncua ntawm qhov txias txias ua rau cov dej khov siv lead ua uas cuam tshuam cov cell membranes. Yog li ntawd, cov nroj tsuag uas tsim cov noob recalcitrant yuav tsum khaws cia rau hauv lub sijhawm loj hlob es tsis yog cov noob.
Daim duab 02: Cov noob qoob loo rov qab
Recalcitrant hom belongs rau cov ntoo thiab tsob ntoo. Qee cov piv txwv ntawm cov nroj tsuag uas tsim cov noob qoob loo yog avocado, cacao, txiv maj phaub, jackfruit, lychee, txiv nkhaus taw, roj hmab, tshuaj yej, cov nroj tsuag siv tshuaj, qee cov horticultural tress, thiab lwm yam. Tsis tas li ntawd, lub neej ntev ntawm cov noob tsis tu ncua yog luv luv, los ntawm ob peb lub lis piam mus rau hli.
Dab tsi yog qhov zoo sib xws ntawm Orthodox thiab Recalcitrant Seeds?
- Orthodox thiab recalcitrant noob yog hom noob raws li cov noob noo noo.
- Ob nqe lus tau muab los ntawm Eric Roberts.
- Cov lus no tau los siv rau xyoo 1973.
- Cov noob hom no yog siv hauv kev ua liaj ua teb niaj hnub.
Qhov txawv ntawm Orthodox thiab Recalcitrant Seeds yog dab tsi?
Cov noob Orthodox yog cov noob uas yuav muaj sia nyob thaum ziab thiab khov hauv ex situ kev txuag. Nyob rau hauv sib piv, recalcitrant noob yog cov noob uas yuav tsis ciaj sia thaum ziab thiab khov hauv ex situ kev txuag. Yog li, qhov no yog qhov sib txawv tseem ceeb ntawm orthodox thiab recalcitrant noob. Tsis tas li ntawd, cov noob orthodox tuaj yeem ua tiav kom qhuav rau cov dej noo tsawg li 5% yam tsis muaj kev raug mob, thaum cov noob tsis tuaj yeem qhuav kom cov dej noo qis dua 20-30% yam tsis muaj kev raug mob.
Cov lus sib piv ib sab ntawm ib sab qhia txog qhov sib txawv ntawm orthodox thiab recalcitrant noob.
Summary – Orthodox vs Recalcitrant Seeds
E. H Roberts, xyoo 1973, tau tsim cov lus orthodox thiab recalcitrant noob. Nws cais cov noob thawj zaug raws li kev coj cwj pwm ntawm lub cev xws li cov noob noo noo cov ntsiab lus. Qhov sib txawv tseem ceeb ntawm Orthodox thiab recalcitrant noob yog cov noob orthodox muaj sia nyob thaum ziab thiab khov hauv ex situ kev txuag, thaum cov noob recalcitrant tsis muaj sia nyob thaum ziab thiab khov hauv ex situ kev txuag.
