Txiv lws suav yog ib tsob ntoo nyiam peb cov niam tsev. Lawv muab tag nrho lawv lub siab rau lawv thiab saib xyuas ntawm cov tub ntxhais hluas seedlings thiab cov menyuam yaus. Thiab cov niam tsev muaj kev txhawj xeeb heev thaum lawv cov yawg pib mob taub hau thiab nkawd. Yog vim li cas lub lws suav tig daj thiab wilt thiab ua li cas nrog nws - nyeem hauv qab no.
Kev tshawb nrhiav me ntsis
Tag nrho cov nroj tsuag muaj cov tshuaj hu ua chlorophyll, uas yog ib qho tseem ceeb. Ua tsaug rau chlorophyll, kev txuas ntawm lub hnub, ib puag ncig thiab cov nroj tsuag nws tus kheej yog khaws cia. Chlorophyll nrog kev pab los ntawm tshav ntuj lim cov khoom tsim nyog los ntawm dej thiab cua. Yog hais tias qhov no tsis tshwm sim, koj muaj peev xwm hnov txog xws li ib tug kab mob raws li chlorosis, raws li ib tug ntawm cov nplooj uas daj nplooj ntawm lws suav seedlings.
Ua rau ntawm yellowing ntawm seedlings
Hauv cov lus no, cia peb xav txog kev ua rau ntau tshaj plaws ntawm yellowing, rau kev qhia tias nws yog ib qho tsim nyog yuav tau ua tib zoo saib xyuas lawv cov yub.
- Yog hais tias lub lws suav seedlings tig daj, pib los ntawm qis tshaj nplooj, thiab yog li qaim cov xim ntawm xiav los yog liab xim yog pom, ces ib tug muaj peev xwm xav tias ib tug tsis muaj nitrogen, uas yog ib qho tseem ceeb tshaj plaws rau cov txiv lws suav. Nyob rau hauv cov ntaub ntawv no, dhau lawm, muaj ib qho phenomenon xws li cov nplooj me me. Nyob rau hauv cov ntaub ntawv no, kua nitrogen chiv yuav pab, uas yuav kho qhov teeb meem sai li sai tau.
- Lwm nrov ua rau yellowing yuav ua tau ib tug tsis muaj poov tshuaj, uas koj yuav tsum tau sib tw nrog chiv.
- Qhov laj thawj no kuj yog vim yog tsis muaj cov as-ham, uas suav nrog zinc. Nws tsis tshua muaj tshwm sim tsis tsuas yog los ntawm daj nplooj, tab sis kuj los ntawm speckles, thiab kuj los ntawm tig li lub nplooj ntawv. Cov chiv yuav tuaj yeem rov qab mus rau txoj kev cawm.
- Yog hais tias xim daj ntawm nplooj maj hloov mus rau hauv daj-dawb, ces nws yog ib qhov tsim nyog yuav tau xav txog tsis muaj hlau. Zoo hmoo, xws li ib qho kev mob nkeeg yog ib hnub, ntawm chav kawm, nrog rau qhov mob uas koj yog kom tuaj tos cov pub mis.
- Ua txhaum ntawm kev noj haus ntawm hauv paus system ntawm txiv lws suav kuj feem ntau ua rau yellowing. Cov kev ua txhaum no tshwm sim, feem ntau vim yog kev puas tsuaj rau cov hauv paus hniav, uas yog lub cev zoo rau lub cev, thiab kev hloov kub. Feem ntau qhov no tshwm sim thaum txiv lws suav muaj transplanted rau hauv av qhib. Tsis txhob txhawj, txiv lws suav tom qab qee lub sij hawm tiv nrog chlorosis, tshwm sim los ntawm cov yam zoo li no, ntawm nws tus kheej.
- Lub banal yog vim li cas, tab sis nws muaj peev xwm provoke lub yellowing ntawm tag nrho seedling - ib tug tsis muaj av nyob rau hauv lub lauj kaub. Yog tias qhov no tshwm sim rau koj cov txiv lws suav, ces sim tshem lawv kom sai li sai tau rau hauv ib lub thawv loj.
- Nrog improper lws transplantation tej zaum kuj clots ntawm keeb kwm tau, uas tseem tsis muab ib tug tag nrho txoj kev loj hlob rau seedlings, vim los ntawm xws li jungles lub khiav ntawm dej thiab tshuaj yog heev nyuaj.
- Tsis tshua muaj neeg pom kev tsis zoo yog lwm qhov laj thawj rau lub daj daj ntawm nplooj. Sim koj cov tsiaj txhawm rau kom pom lub teeb hnub nrog teeb pom kev rau 4-6 teev.
Tag nrho cov lus piav qhia txog cov kab mob uas tsim muaj ntau tshaj ib hnub. Yuav kom txuag seedlings nyob rau hauv xws li mob yog yooj yim txaus, thiab tam sim no koj paub yuav ua li cas nws. Tab sis dab tsi tshwm sim yog lub noob qe los ua daj nyob rau hauv ib hnub thiab pib ntiab tawm? Cia peb tham thiab
Ntse daj ntawm seedlings
Lub daj ntsuab ntawm kev noj qab haus huv ntsuab seedlings nag hmo tau hais txog kev ntxhov siab tias txiv lws suav muaj thaum keeb kwm tuag tawm. Tu siab, koj yuav tsis tau txuag xws li bushes. Tib qho koj ua tau yog kom pov hwm koj tus kheej thiab tiv thaiv koj cov menyuam yaus ntawm qhov no. Rau qhov no, lub bushes, nyob rau hauv uas koj qhia meej pom cov cim ntawm tej kab mob pib, kho Epin, thiab ces ib tug zoo fertilizer, uas muaj tag nrho complex ntawm minerals. Tsuas yog ua kom daws tau qhov qaug zog - qhov no yog txoj cai loj.