2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Poinsettia cov nroj tsuag echo cov xim thiab tus ntsuj plig ntawm lub caij ntuj no hnub so. Qhov txawv, lawv raug coj mus rau hauv tsev thaum daus thiab dej khov nyob rau ntawm lawv lub ncov, tab sis lawv yeej yog ib txwm nyob rau thaj chaw kub, qhuav ntawm Mexico. Hauv tsev, lawv xav tau qhov kub thiab txias ntawm 60 txog 70 degrees Fahrenheit (15-21 C.) thiab tsis tuaj yeem tiv taus cov cua ntsawj ntshab lossis txias txias. Feem ntau, yog tias nplooj ntawm koj cov poinsettia shriveled thiab poob tawm, qhov ua rau yog kab lis kev cai lossis ib puag ncig, tab sis qee zaus nws tuaj yeem ua tus kab mob fungal lossis kab tsuag kab mob.
Qhov kev coj zoo ntawm kev nqa hauv koj cov nroj tsuag poinsettia tshiab thaum lub caij ntuj no tuaj yeem ua rau nws muaj teeb meem foliar. Poinsettia nplooj shrivel thiab tuag hauv qhov kub tsis raug. Cov nroj tsuag txias-rhiab heev no tsis zam qhov hloov pauv ntawm qhov kub thiab txias thiab teb los ntawm shriveling thiab xau nplooj. Kev kho tus kab mob poinsettia pib nrog kev kuaj mob ntawm qhov teeb meem, thiab tom qab ntawd nrog cov txheej txheem kho mob thiab ua siab ntev.
Kev kuaj mob Poinsettia nrog Shriveled Leaves
Kev puas tsuaj txias, hauv qab dej, thiab kev hloov pauv hauv lwm qhov chaw yuav ua rau cov nroj tsuag poob siab, thiab poinsettia nplooj shrivel thiab tuag. Feem ntau, kho covcov xwm txheej thiab tos ib pliag yuav rov qab cov nroj tsuag rov qab zoo.
Cov teeb meem kab mob fungal, txawm li cas los xij, yuav xav tau kev tshem tawm tag nrho. Cov ntaub ntawv no nyob rau hauv sov, moist tej yam kev mob thiab tej zaum yuav harbored nyob rau hauv cov av, yug nyob rau hauv cov huab cua, los yog tsuas yog tuaj nrog cov nroj tsuag los ntawm cov chaw zov me nyuam. Kev tshem tawm cov kab mob cov khib nyiab pov tseg yog thawj qhov kev tiv thaiv tom qab los ntawm repotting hauv av tsis muaj kab mob.
txhawm rau txheeb xyuas hom kab mob tiag tiag, koj yuav xav tau kev kuaj mob ntawm ntau qhov ua rau cov nroj tsuag shriveled poinsettia.
fungal ua rau Poinsettia nrog Shriveled Leaves
kab mob fungal tuaj yeem tua cov nplooj, stems, thiab cov hauv paus hniav ntawm cov nroj tsuag.
- Thaum stems tsaus thiab tsis muaj xim raws li foliage puas, Rhizoctonia yuav yog qhov teeb meem.
- Cov nplooj ntoo uas muaj dej ntub dej uas thaum kawg curls thiab tuag tej zaum yuav tshwm sim los ntawm Rhizopus, ib tug fungus uas tseem tawm tsam cov stems thiab bracts.
- Scab los yog qhov chaw anthracnose pib nrog cov kab mob ntawm nplooj ntoo ua raws cov nplooj curled uas succumb thiab tuag.
Muaj ntau yam kab mob fungal uas tuaj yeem ua rau cov nplooj ntawm poinsettias shriveling thiab tuag. Qhov tseem ceeb uas yuav tsum nco ntsoov yog cov xwm txheej uas ua rau cov fungi no vam meej. Cov nroj tsuag uas muaj huab cua me me, cov av ntub dej dhau lawm, kev ywg dej ntau dhau, thiab cov cua sov noo noo txhawb kev loj hlob thiab tsim.
Thaum koj paub tseeb tias qhov ua rau koj cov nroj tsuag shriveled poinsettia yog kab lis kev cai, ib puag ncig, lossis kab mob ntsig txog, kho koj txoj kev saib xyuas rautxhawb kev loj hlob zoo.
- Cov nroj tsuag xav tau tshav ntuj, thaj chaw zoo nrog qhov kub thiab txias. Khaws cov nroj tsuag kom deb ntawm qhov huab cua txias xws li cua txias, qhov rais qhov rais los yog cov cua kub kub sau npe.
- Dej tsuas yog los ntawm lub hauv paus ntawm cov nroj tsuag thaum cov av xav tias qhuav rau qhov kov thiab tsis txhob cia cov hauv paus hniav zaum hauv dej khov.
- Tshem tawm cov nplooj poob tam sim ntawd kom cov kab mob fungal tsis kis.
- Fertilize txhua 2 lub lis piam nrog ib tug diluted kua chiv.
- Siv cov av fungicidal drench hauv cov nroj tsuag uas muaj kab mob heev. Yog tias tag nrho lwm cov tsis ua tiav thiab cov nroj tsuag tsis zoo, muab pov tseg thiab tshuaj tua kab mob hauv thaj chaw uas nws tau khaws cia kom tsis txhob kis tus kab mob mus rau lwm cov nroj tsuag hauv tsev.
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