Ethephon yog ib tsob nroj kev loj hlob regulator siv los txhawb cov txiv hmab txiv ntoo ripening, abscission, paj induction, thiab lwm yam lus teb. Ethephon tau sau npe siv rau ntau yam khoom noj, pub thiab qoob loo tsis yog zaub mov, tsev cog khoom cog, thiab cov nroj tsuag sab nraum zoov, tab sis yog siv feem ntau ntawm paj rwb.
Ethephon thiab ethylene yog dab tsi?
Ethephon yog tus kab mob cog kev loj hlob regulatorbelongs rau tsev neeg phosphonate. Nws yog nkag tau yooj yim los ntawm cov nroj tsuag thiab tso tawm ethylene uas yog ib tug natural nroj tsuag hormone. Ethylene cuam tshuam ncaj qha rau ntau yam kev ua haujlwm physiological (ripening, maturation thiab lwm yam) thiab txhawb kev tsim cov ethylene endogenous.
Ethephon ua haujlwm li cas ntawm paj rwb?
Paj Rwb yog ib qho tseem ceeb tshaj plaws siv qoob loo rau ethephon. Nws pib fruiting nyob rau lub sij hawm ntawm ob peb lub lis piam, txhawb nqa thaum ntxov concentrated boll qhib, thiab txhim kho defoliation los pab txhawb thiab txhim kho efficiency ntawm teem caij sau qoob. Cov paj rwb sau tau zoo dua qub.
Ethephon ua li cas?
Ethephon rhuav tshem rau hauv ethylene sai dua li pH nceQhov no txhais tau tias lub hom phiaj yog khaws cov pH ntawm cov tshuaj tsuag tom qab ntxiv ethephon rau koj cov dej nqa hauv qhov kev pom zoo ntawm 4 rau 5. Qhov no feem ntau tsis muaj teeb meem vim ethephon yog ib txwm acidic.
Puas yog ethephon lom rau tib neeg?
Kev soj ntsuam kev pheej hmoo ntawm tib neeg
Ethephon muaj peev xwm ua rau tawv nqaij thiab qhov muag khaus (Toxicity Category I), tab sis txwv tsis pub yog cov tshuaj lom nruab nrab. Ib qho tshuaj tua kab organophosphate, nws muaj peev xwm ua rau cholinesterase inhibition.
