一, cov yam ntxwv ntawm kev ncua kom qhuav
SUPRORTIONS tus neeg sawv cev yog ib hom particulate cov khoom muaj tshuaj tua kab. Nws yog cov khoom lag luam tshiab uas yog qhov zoo dua li lwm cov qauv ntawm cov ntsiab lus, ntim, siv tau, siv tau zoo dua qub Nws cov kev ua tau zoo ua rau nws cov khoom muag sab saum toj hauv cov dej tawg tawg. Vim hais tias tus neeg sawv cev qhuav tas li yog nyob rau hauv lub xeev ntawm kev ncua ntawv ua ntej ziab thiab granulation, nws dhau los ua cov khoom muaj dej tom qab ua kom qhuav thiab granulation; Thaum siv, nws yog diluted nrog dej thiab xa rov qab mus rau lub xeev ntawm kev ncua, thiab cov khoom siv tshuaj tua kab kom tsawg, thiab cov khoom siv tsis sib xws nrog cov dej txuas ntxiv. Tom qab ziab, nws dhau los ua ib lub xeev ruaj khov, thiab thaum nws siv nrog dej, nws rov qab mus rau lub xeev ncua. Nws qhov zoo hauv qhov zoo tau txhua qhov zoo ntawm tus neeg sawv cev ncua, thiab nws cov khoom siv lub cev tau zoo heev. Cov kev ua tau zoo yog raws li hauv qab no:
1. Nws rho tawm sai sai hauv dej, muaj qhov ua tau zoo thiab raug ncua. Nws disintgrates tam sim ntawd hauv dej, disperses nyob rau hauv 6 s rau 10 s, thiab sai sai cov ntaub ntawv tsis muaj kev ncua, tsis muaj agglomeration, thiab tsis tas yuav thaiv lub nozzle.
2. Ntxiv ib qho me me ntawm cov dej kom dilute cov zaub uas raug tshem tawm, uas tuaj yeem siv ncaj qha rau lub dav hlau lossis av micro tshuaj. Qhov ntau ntawm cov tshuaj tsuag tuaj yeem nce kev ua haujlwm tau ua haujlwm los ntawm kev ua haujlwm los ntawm kev ua haujlwm los ntawm kev ua haujlwm los ntawm kev ua haujlwm los ntawm kev ua haujlwm ntawm kev ua haujlwm yog li ntawm ib puas npaug cov tshuaj tsuag.
3. Cov lus ntawm cov khoom ua kua tau zoo txaus rau tusyees rau ntawm cov qoob loo tom qab tshuaj tsuag, sib xyaw ua cov yeeb yaj kiab tuab; Ntxiv nrog cov adhesion zoo nthuav tawm tus neeg sawv cev, nws tuaj yeem txhim kho cov nplaum ua haujlwm thiab tiv thaiv cov nag yaig. Feem ntau, lub sijhawm kawg ntawm cov fungicides yog 5-7 hnub, tab sis tom qab sau ntawv kom raug ncua, lub sijhawm kawg tuaj yeem txuas ntxiv mus rau 10-14 hnub.
4. Lub particle loj faib cov khoom siv ua kua muaj txiaj ntsig, tab sis kuj tsis tuaj yeem ua kom cov tshuaj sai thiab ua rau cov qoob loo kom zoo thiab ua tiav kom txhim kho cov tshuaj Cov nyhuv.
5. Kev nyab xeeb zoo, tsis zoo li qee cov hmoov uas tsis zoo, cov hmoov av loj yuav tsim lub siab hauv zos siab rau saum npoo ntawm cov qoob loo thiab ua rau phytotoxicity. Nws tuaj yeem siv txawm tias nyob hauv lub caij paj, xws li 80% Sulphur DF. Vim tias siv cov qauv zoo no, nws tuaj yeem muab tag nrho cov khoom ua si rau qhov zoo ntawm cov khoom hauv kev nyab xeeb thiab ua tau zoo thaum siv. Nws tuaj yeem siv ntau dua li Sulfur kev ncua thiab leej faj hmoov. Hauv kev tiv thaiv thiab kho cov hmoov me me thiab ntau yam teeb meem mither, tus nqi ntawm cov qoob loo yog me me tab sis cov nyhuv yog qhov zoo heev.
6. Kev nyab xeeb thiab cov kev phooj ywg ib puag ncig, tsis txhob siv cov teeb meem organic, tsis muaj cov teeb meem kuab paug, thiab tuaj yeem zam cov teeb meem phytotoxicity los ntawm tus neeg saib xyuas drift.
7. Tsis muaj plua plav, tsis muaj cov ntaub qhwv rau lub hnab ntim khoom, siv ntau dua, thiab muaj kev nyab xeeb dua rau tus neeg teb xov tooj thiab ib puag ncig ib puag ncig.
8. Tom qab tshem tawm cov khoom kom qhuav kom sov nrog dej, qhov me me ntawm cov tshuaj tua kab yog qhov yooj yim mus ua si lub luag haujlwm ntawm lub hom phiaj thiab muaj kev ua tau zoo siab.
9 Lwm tus yog kom sib tov cov khoom kom sib cais qhuav nrog av thiab kis (xws li cov tshuaj khib nyiab (xws li paddy cov tshuaj ntsuab).
二Cov. Lub npe granishulation ntawm kev tshem tawm kom qhuav tus neeg sawv cev
Nws muaj ob qho tseem ceeb rau kev tshem tawm kom tsis txhob raug txim: Ib qho yog siv ntub sand milling (piv txwv li adm ua) los npaj kev ncua ntawv nrog qhov nruab nrab particle loj ntawm 1-10μm; Lwm tus yog siv tshuaj tsuag kom qhuav granulation kev siv tshuab, DF cov khoom tau txais kev ncaj qha tom qab tshem cov dej thiab sieving; Sab hauv ntawm DF cov khoom yog lub hollow, me me, uniform pellet khoom nrog pellet inch ntawm 50-200 μm, uas yog me dua uas tau los ntawm lwm cov txheej txheem granulation. Cov khoom DF muaj lub sijhawm luv luv hauv dej, thiab feem ntau tau tawg hauv cov duab huab. Nws muaj peev xwm feem ntau tau nthawv tawg tau tsis pub dhau 10 s los ua kev ncua kev ncua ntawm thawj qhov me me. Tus nqi raug tshem tawm yog qhov siab, thiab nws cov ntsuas ntau yam yog qhov zoo dua li lwm cov kev ziab hniav qhuav. WG khoom.
Lub Sijhawm Post: Apr-07-2021