Nako e loketseng ea ho sebelisa sebolaea-lehola ke ka mor'a hora ea botšelela mantsiboea.Ka lebaka la mocheso o tlase le mongobo o phahameng nakong ena, mokelikeli o tla lula holim'a makhasi a mofoka nako e telele, 'me mofoka o khona ho monya metsoako ea herbicide ka botlalo.Ho molemo ho ntlafatsa phello ea mofoka, 'me ka nako e ts'oanang, tšireletso ea lipeo tsa poone e ka ntlafatsoa,' me phytotoxicity ha e bonolo ho etsahala.

Nako ea ho sebelisa li-herbicides ka mor'a lipeo tsa poone?

1. Hobane sebolaea-lehola sa kamora ho hlaha se fafatsoa, ​​ho nka lihora tse 2-6 ho monya.Lihoreng tsena tse 2-6, hore na phello ea herbicide e nepahetse ka kakaretso e amana haufi-ufi le mocheso le mongobo oa moea.Fafatsa hoseng, kapa mots'ehare le thapama ha boemo ba leholimo bo omme.

2. Ka lebaka la mocheso o phahameng, leseli le matla, le ho fetoha ka potlako ha moriana oa metsi, moriana oa metsi o tla fetoha mouoane nakoana ka mor'a ho fafatsa, e le hore palo ea herbicide e kenang mofoka e fokotsehe, e leng se tla lebisa ho monyeng ho sa lekaneng, kahoo ho ama. phello ea herbicide.Ha u fafatsa nakong ea mocheso o phahameng le komello, lipeo tsa poone li boetse li atisa ho ba le phytotoxicity.

3. Nako e loketseng ea ho fafatsa ke ka mor’a hora ea botšelela mantsiboea, hobane ka nako ena mocheso o tlaase, mongobo o phahame, mokelikeli o lula holim’a makhasi a mofoka nako e telele, ’me lehola le ka monya ka ho feletseng. metsoako e bolaeang limela., e thusa ho etsa bonnete ba hore ho na le phello ea mofoka, 'me meriana ea mantsiboea e ka boela ea ntlafatsa tšireletso ea lipeo tsa poone,' me ha ho bonolo ho baka phytotoxicity.

4. Kaha boholo ba li-herbicides ka mor'a ho hlaha ka poone ke nicosulfuron-methyl, mefuta e meng ea poone e na le kutloelo-bohloko ho karolo ena 'me e tloaelehile ho phytotoxicity, kahoo ha e loketse masimo a poone a lema poone e monate, poone ea waxy, letoto la Denghai le tse ling. mefuta e sa tšoaneng e lokelang ho fafatsoa , ho qoba phytotoxicity, bakeng sa mefuta e mecha ea poone, hoa hlokahala ho hlahloba le ho khothaletsa.

Mokhoa oa ho sebelisa li-post-emergence herbicides ka poone?

1. Sheba boholo ba joang

(1) Ha ba fafatsa libolaea-lehola ka mor’a lipeo tsa poone, lihoai tse ngata li nahana hore ha mofoka o le monyenyane, ho na le khanyetso e nyenyane ’me ho ba bonolo ho bolaea joang, empa ha ho joalo.

(2) Kaha joang bo bonyenyane haholo, ha ho na sebaka sa meriana, 'me phello ea ho hlaola ha e ntle.Nako e ntle ka ho fetisisa ea joang ke makhasi a 2 le pelo e le 'ngoe ho ea ho 4 le pelo e le 'ngoe.Nakong ena, mofoka o na le sebaka se itseng sa kopo.Ho hanyetsa mofoka ha ho kholo, kahoo phello ea weeding e molemo.

2. Mefuta ea poone

Hobane mefuta e mengata e bolaeang litlama ka mor'a ho hlaha ha poone ke nicosulfuron-methyl, mefuta e meng ea poone e na le kutloelo-bohloko ho karolo ena 'me e na le phytotoxicity, kahoo ho ke ke ha khoneha ho fafatsa masimo a poone moo poone e monate, poone ea waxy, letoto la Denghai le mefuta e meng e lengoang.Ho hlahisa phytotoxicity, mefuta e mecha ea poone e hloka ho hlahlojoa pele e phahamisoa.

3. Bothata ba ho kopanya chefo e bolaeang likokoanyana

Likokoana-hloko tsa Organophosphorus ha lia lokela ho fafatsoa matsatsi a 7 pele le ka mor'a ho fafatsa lipeo, ho seng joalo ho bonolo ho baka phytotoxicity, empa e ka kopanngoa le likokoanyana tsa pyrethroid.Moriana o tlatsa pelo.

4. Khanyetso ea lehola ka boeona

Lilemong tsa morao tjena, matla a mofoka a ho hanela khatello ea kelello a ntlafalitsoe.E le ho qoba ho fetoha mouoane ho feteletseng ha metsi 'meleng, mofoka ha o hōle hakaalo ebile o tiile, empa o hōla o moputsoa le o khutšoanyane,' me lilemo tsa joang ha li nyane.Mofoka hangata o koahetsoe ke fluff e nyane e tšoeu 'meleng ho fokotsa mouoane oa metsi.