2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Tsob ntoo cankers uas ooze txiv kab ntxwv los yog amber xim sap yuav qhia tau tias tsob ntoo muaj kab mob Cytospora. Tib txoj kev kho tsob ntoo cankers los ntawm tus kab mob yog prune tawm kab mob ceg. Txoj kev tswj hwm zoo tshaj plaws yog tiv thaiv kev puas tsuaj uas tso cai rau cov kab mob hauv huab cua kom nkag mus rau hauv tsob ntoo. Mus nyeem ntawv kom paub ntau ntxiv txog dab tsi ua rau amber sap on ntoo thiab dab tsi ua tau rau tsob ntoo quaj amber xim sap.
YCytospora Canker yog dab tsi?
Cytospora cankers tshwm sim thaum cov pa cytospora fungus nkag mus rau tsob ntoo los ntawm kev raug mob thiab kev puas tsuaj. Nws tsim cov canker sunken uas kis tau maj mam, thaum kawg girdling ceg thiab tua txhua yam dhau ntawm qhov chaw ntawm lub canker. Qhov chaw muaj kab mob tuaj yeem npog nrog kev loj hlob ntawm cov kab mob dub.
Dab tsi ua rau Amber Sap ntawm Ntoo?
Cytospora canker yog tshwm sim los ntawm cov kab mob Cytospora chrysosperma. Cov fungus nkag mus rau tsob ntoo los ntawm cov tawv ntoo puas. Cov hom kev puas tsuaj uas ua rau tsob ntoo raug mob muaj xws li cov kab mob pruning, ya cov khib nyiab los ntawm cov tshuab txiav nyom, cov hlua trimmer raug mob, Frost, hluav taws kub, thiab miv khawb.
Me me, cov txiv hmab txiv ntoo me me, hu ua pycnidia, tsim rau ntawm cov ntaub so ntswg tuag, muab cov tawv tawv tawv. Lub pycnidia ooze txiv kab ntxwv lossis amber,jelly-zoo li kua txiv uas stains thiab discolors lub bark. Cov tsos mob pom muaj ntau yam txiv hmab txiv ntoo thiab ntxoov ntxoo thoob plaws hauv Tebchaws Meskas.
Yuav Tswj Cankers
Tsis muaj kev kho rau cytospora canker ntawm cov ntoo txiv ntoo thiab cov ntoo ntxoov ntxoo, tab sis koj tuaj yeem tswj kev sib kis ntawm tus kab mob los ntawm kev txiav tawm ntawm thaj chaw muaj kab mob. Thaum lub caij ntuj no los yog caij nplooj ntoos hlav thaum ntxov, tshem tawm cov kab mob tsawg kawg yog 4 ntiv tes (10 cm.) hauv qab lub canker qhov twg tsob ntoo quaj amber xim sap. Disinfect pruners nruab nrab ntawm kev txiav nrog cov tshuaj tua kab mob los yog kaum feem pua ntawm cov tshuaj dawb. Yog tias koj siv tshuaj dawb ntawm koj cov pruners ntxuav, yaug, thiab ziab lawv ua ntej muab pov tseg kom tsis txhob xeb.
Kev tu ntoo kom zoo uas tiv thaiv kev ntxhov siab mus ntev mus rau kev pab tsob ntoo tiv thaiv kab mob thiab rov zoo los ntawm cytospora canker. Dej tsob ntoo maj mam thiab sib sib zog nqus thaum lub sij hawm qhuav. Fertilize txhua xyoo nyob rau lub caij ntuj no los yog caij nplooj ntoos hlav nrog ib tug tsawg-nitrogen, high-potassium fertilizer.
Prune tsis tu ncua kom koj tsis tas yuav txiav qhov hnyav tom qab. Tshem tawm cov ceg ntoo uas tuag, puas, thiab tsis muaj zog thiab cov ceg ntoo uas tuaj yeem muab qhov chaw nkag rau cov kab mob thiab tsis txhob tso cov ntoo uas txuas nrog lub cev lossis cov ceg loj. Nco ntsoov ntxuav koj cov pruners.
Tsis txhob raug mob ntoo thaum ua kev tu cov nyom. Tsa lub tshuab txiav kom siab txaus kom lawv tsis txhob cuam tshuam cov hauv paus hniav thiab mow kom cov khib nyiab ya mus deb ntawm tsob ntoo es tsis mus rau nws. Siv cov hlua trimmer nrog kev saib xyuas kom tsis txhob muaj kev txiav ntawm tsob ntoo.
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