Rice blast, sheath blight, rice smut and white leaf blight yog plaub yam kab mob loj ntawm nplej.
-Rdej khov tawgkab mob
1, Scov tsos mob
(1) Tom qab cov kab mob tshwm sim ntawm cov nplej, lub hauv paus ntawm cov kab mob ua rau grey thiab dub, thiab sab saud ua xim av thiab yob thiab tuag.Nyob rau hauv cov ntaub ntawv ntawm high humidity, ib tug loj tus naj npawb ntawm grey thiab dub mildew txheej yuav tshwm sim nyob rau hauv cov kab mob department.
(2) Tom qab tus kab mob tshwm sim ntawm nplooj nplooj, me me tsaus ntsuab me ntsis yuav tshwm sim ntawm nplooj, thiab ces maj mam nthuav mus rau hauv spindle me ntsis.Qhov nruab nrab ntawm cov pob yog grey, cov npoo yog xim av, thiab muaj daj ntseg daj sab nraum.Nyob rau hauv cov ntaub ntawv ntawm damp, muaj grey pwm txheej nyob rau sab nraum qab ntawm nplooj.
2. Yuav tiv thaiv thiab kho li cas
Thaum lub sij hawm pib ntawm tus kab mob, Sib tov Tricyclazole 450-500g diluted nrog 450L dej ib hectare, tshuaj tsuag.
-Smob plabkab mob
1, Scov tsos mob
(1) Tom qab nplooj kab mob, yuav muaj moire me ntsis, npoo ntawm yellowing, yog hais tias qhov pib ceev ceev, ces cov pob zeb yog qias neeg ntsuab thiab nplooj yuav sai sai rot.
(2) Thaum lub caj dab ntawm pob ntseg puas lawm, nws hloov xim ntsuab, thiab tom qab ntawd greyish-xim av, thiab tsis tuaj yeem mus, thiab cov husk ntawm nplej nce, thiab qhov hnyav ntawm ib txhiab nplej poob.
2. Yuav tiv thaiv thiab kho li cas
(1) Feem ntau, Hexaconazole, Tebuconazole tuaj yeem siv los tiv thaiv cov tawv nqaij.
(2) Kev tswj kev cog qoob loo yuav tsum tau ntxiv dag zog rau lub sijhawm zoo tib yam.Formulated fertilization thev naus laus zis yuav tsum tau saws, nrog cov chiv txaus, thaum ntxov topdressing, tsis muaj nitrogen chiv thiab tsim nyog nce ntawm phosphorus thiab poov tshuaj chiv, thiaj li yuav txo tau tus kab mob.
-Rdej khov smut kab mob
1, Scov tsos mob
(1) Cov kab mob nplej smut feem ntau tshwm sim tsuas yog thaum ntxov, uas yuav ua mob rau ib feem ntawm cov nplej.Hauv cov qoob loo cuam tshuam, mycelium blocks yuav tsim thiab maj mam nthuav dav, thiab tom qab ntawd cov glume sab hauv thiab sab nrauv yuav sib cais, nthuav tawm daj daj blocks, uas yog sporophyte.
(2) thiab tom qab ntawd qhwv ob sab ntawm cov glumes sab hauv thiab sab nraud, cov xim yog xim ntsuab ntsuab, nyob rau theem pib, sab nraud qhwv nrog ib txheej ntawm zaj duab xis, thiab tom qab ntawd tawg thiab tawg cov hmoov ntsuab tsaus.
2. Yuav tiv thaiv thiab kho li cas
Siv tau 5% Jinggangmycin SL 1-1.5L sib tov nrog 450L dej ib hectare.
-White nplooj blightkab mob
1, Scov tsos mob
(1) Rau hom mob ntawm cov nplooj ntoo dawb, tom qab qhov pib ntawm tus kab mob, cov nplooj muaj kab mob yog grey ntsuab thiab sai sai poob dej, curl rau sab hauv thiab pom ntsuab withered zoo, cov tsos mob no feem ntau pom nyob rau hauv sab sauv ntawm nplooj, tsis kis mus rau tag nrho cov nroj tsuag.
(2) Rau etiolated dawb nplooj blight, nyob rau hauv thawj theem ntawm tus kab mob, cov kab mob nplooj yuav tsis tuag, tab sis feem ntau yuav flattened los yog ib nrab flattened, nrog irregular chlorotic me ntsis rau lawv, thiab ces loj hlob mus rau hauv daj los yog loj me ntsis.
2. Yuav tiv thaiv thiab kho li cas
(1) Siv tau Matrine 0.5% SL, sib tov 0.8-1L nrog 450L dej, tshuaj tsuag.
Post lub sij hawm: Oct-10-2022
