Kev Kho Nematodes Ntawm Cactus - Kawm Txog Cactus Root Knot Nematodes

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Kev Kho Nematodes Ntawm Cactus - Kawm Txog Cactus Root Knot Nematodes
Kev Kho Nematodes Ntawm Cactus - Kawm Txog Cactus Root Knot Nematodes

Video: Kev Kho Nematodes Ntawm Cactus - Kawm Txog Cactus Root Knot Nematodes

Video: Kev Kho Nematodes Ntawm Cactus - Kawm Txog Cactus Root Knot Nematodes
Video: kev khaum kev npam loj heev 1/5/2022 2024, Tej zaum
Anonim

Nematodes yog me me, microscopic roundworms nyob hauv av thiab noj cov nroj tsuag. Thaum qee qhov kho nitrogen thiab ua tau zoo, lwm tus tuaj yeem ua rau muaj kev puas tsuaj loj thiab qhib txoj hauv kev hauv cov nroj tsuag rau cov kab mob thiab kab mob. Cov hauv paus pob txha nematodes muaj ntau heev ntawm ntau hom cactus. Nyeem ntawv kom kawm paub ntxiv txog yuav ua li cas txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau) nws

Cactus Root Knot Nematodes

Nematodes pub rau cov cag ntoo los ntawm kev khawb rau hauv cov hauv paus phab ntsa ntawm tes nrog lub ntse, taw qhia kev pub mis hu ua sytlet. Lub qhov txhab raug tsim los ntawm stylet feem ntau muaj teeb meem ntau dua li qhov muaj cov nematode nws tus kheej, vim nws tsim qhov qhib uas tso cai rau cov kab mob thiab cov kab mob nkag mus rau hauv cov nroj tsuag yooj yim, kis tau los ntawm sab hauv.

Root knot nematodes yog ib hom nematode uas pub rau cov hauv paus hniav thiab feem ntau tsim cov nqaij tawv nqaij, lossis "galls" ntawm cov hauv paus hniav. Cov galls no ua rau nws nyuaj rau cactus kom nqus dej thiab cov khoom noj kom zoo. Txij li thaum lub galls tsim nyob rau hauv av, nws yog tsim nyog los saib rau saum toj no cov cim qhia tias koj cactus yog kab mob. Tsis muaj dej txaus thiab cov as-ham tuaj yeem ua rau cov nroj tsuag yellowed,shriveled thiab stunted saib.

Thiab Nematodes ntawm Cactus

Txoj kev zoo tshaj plaws rau cov hauv paus pob txha nematode tswj yog kev tiv thaiv. Yog tias koj cog koj cov cacti hauv cov thawv, ib txwm siv cov khoom siv tshiab, tsis muaj menyuam yaus thiab ntxuav txhua lub thawv siv kom huv.

Yog tias cov cag ntoo cactus nematodes twb nyob hauv koj cov av, nws tuaj yeem kho nrog nematicides. Cov tshuaj no feem ntau tuaj nyob rau hauv daim ntawv granular los yog kua, thiab tuaj yeem siv rau ob peb txoj kev sib txawv. Nco ntsoov ua raws li cov lus qhia ntawm daim ntawv thov raws nraim.

Nws yooj yim dua ntawm cov nroj tsuag kom kho cov av ua ntej cog, tab sis koj tuaj yeem kho cov av nyob ib puag ncig koj cov ntoo cactus li no ib yam nkaus.

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