一, hunhu hwekumiswa kwakaoma
Kuomesa kumhanyisa mumiririri rudzi rwechiratidzo chechipfuva kuumbwa. Icho chigadzirwa chitsva chigadzirwa chakanyanya kunaka kupfuura zvimwe zvekutanga maererano nezviri zvemukati, kurongedza, tekinoroji, mutengo, uye tekinoroji yemhando mushure mekumhanyisa mumiririri. Kuita kwayo kunoita kuti ive iyo yepamusoro chigadzirwa mumvura zvinotarisa matanda. Nekuti iyo yekuomeswa mumiriri ari mumamiriro ekumiswa usati wanyorova uye granation, inova mamiriro ezvinhu ezvikamu zvakasimba mushure mekupfira kuoma uye kuuraya; Kana ichishandiswa, yakadzoserwa nemvura uye yakadzokera kuHurumende yekumiswa, uye iyo yekushivirira yakashata pesticles ine size yechiitiko che 1-10 Mushure mekuoma, inova nzvimbo yakasimba yemukati, uye kana ichishandiswa nemvura, inodzoka kune yekumiswa mamiriro. Hunhu hwayo hwemukati hune zvese zvakanakira mumiririri wekumiswa, uye zvivakwa zvaro zvepanyama zvakanakisa. Iko kuita kwakananga kuri seinotevera:
1. Inobvisa nekukurumidza mumvura, ine kuparadzaniswa kwakanaka uye kumiswa. Izvo zvinoshatisa pakarepo mumvura, zvinopararira mu6 s kusvika kugumi, uye nekukurumidza zvinoumba kumiswa kwakasimba, pasina kufungidzira, pasina anokwezva, uye hapana chikonzero chekuvhara iyo nozzle.
2. Wedzera madiki emvura kuti ubvise chigadzirwa chekumiswa kwechigadzirwa, chinogona kushandiswa zvakanyatsoshandiswa kune ndege kana pasi zvipuka-pfira. Chikamu chidiki chekupfira chinogona kuwedzera kushanda kwebasa nenguva kanosvika kagumi, uye kushanda kwebasa kunenge kwegumi zvakakwirira kupfuura izvo zvakakwirira kupfuura zvekupfira zvakajairika.
3. Izvo zvidimbu zvechigadzirwa chinwiwa mvura zvakaringana zvakaringana kutevedzera pamusoro pechirimwa mushure mekupfira, kugadzira firimu rakadzivirirwa; inowedzerwa pamwe neanonamatira yakanaka kupararira mumiririri, inogona kusimudzira kuita kwekunyepedzera uye kuramba misodzi yekunaya. Kazhinji, nguva isingaperi yefungidziro ndeye mazuva makumi mashanu nemashanu, asi mushure mekutora fomu rekumiswa kwekumiswa, nguva isingaperi inogona kuwedzerwa mazuva gumi nemashanu.
4. Iyo yehukuru hwekugovera kwechigadzirwa chemvura zvine musoro, izvo zvisingagone kungoita kuti ugove nekuita mushonga, asi zvakare uone kuti mushonga unokwanisa kunyatsoisa pasi pechirimwa kuti uvandudze mushonga maitiro.
5. Kuchengeteka kwakanaka, kusiyana nedzimwe dzakanyoroveswa proders, hombe masisitimu zvichaita kuti uwedzere kwepamhepo kwepamhepo pamusoro pechirimwa uye chinokonzera phytoticity. Inogona kushandiswa kunyange munguva yekuyerera, yakadai se80% sulfur df. Nekuda kwekushandiswa kweiyi nzira yepamberi, inogona kupa izere kutamba kune zvakanakira chigadzirwa mukuchengetedza uye kushanda panguva yekushandisa. Inogona kushandiswa kupfuura Sulfur kumiswa uye sarufu poda. Mukudzivirira uye kurapwa kwe powdery nyoro nyoro uye dzakasiyana-siyana migwagwa inokuvadza, huwandu hwezvirimwa zvidiki asi mhedzisiro yacho yakanaka kwazvo.
6. Zvakachengeteka uye zvakasarudzika zvinoshamisa zvekugadzira, hazvizokonzerese solvent kusvibisa matambudziko, pasina guruva, zvakachengeteka kune vashandisi, uye vanogona zvakare kudzivisa matambudziko ekupokana kunokonzerwa nemumiririri.
7. Hapana guruva, hapana kunamatira kune bhegi rekuisa, rakanyatsogadziriswa, uye rakachengeteka kune anoshanda nenzvimbo dzakapoteredza.
8. Mushure mekunge chigadzirwa chakaomiswa chakaiswa nemvura, saizi yemvura yekuuraya zvipembenene yakanaka kwazvo, iri nyore kutamba chikamu pane chinangwa uye chine kugona kwakanyanya.
Ma Imwe yacho ndeye kusanganisa iyo yakaoma yekumiswa chigadzirwa neivhu uye nekupararira (senge paddy munda mitezo).
二. Nheyo yekudakara yeiyo yakaoma kumiswa mumiriri
Kune maviri mamiriro ezvinhu anodiwa ekumisa kuomiswa: Imwe ndeyekushandisa kunyorova jecha Imwe ndeye kushandisa kupuruzira kuomesa matekinoroji egakava, chigadzirwa cheDF chinowanikwa zvakananga mushure mekubvisa mvura nekucheka; Iyo yemukati yeiyo DF chigadzirwa isheketi, diki, yunifomu pellet chigadzirwa ine pellet diamita ye50-200 μm, iyo idiki pane iyo inowanikwa nedzimwe nzira dzekunyepedzera. Iyo DF chigadzirwa ine nguva pfupi yekufamba-famba mumvura, uye inowanzopararira mugore. Inogona kazhinji ichiparadzaniswa mukati megumi kuti ugadzire kumiswa kweiyo yekutanga size. Rwiyo rwekumiswa rwakakwira, uye zviratidzo zvaro zvakasiyana-siyana zviri nani pane dzimwe nzira dzakaoma dzehasha. Wg zvigadzirwa.
Kutumira Nguva: Kubvumbi-07-2021