Li-thrips ke tse ling tsa likokoanyana tse hloiloeng haholo ke lihoai, hobane li ja mefuta eohle ea litholoana le meroho, 'me li fokotsa tlhahiso ea lijalo.Joale na ho na le tsela e sebetsang?U ka e sebelisa joang ka nepo ho etsa hore phello e be betere?Li-thrips li thata ho li thibela le ho li phekola.Pele ho tsohle, kutloisiso ea litšobotsi tsa thrips ha e eo, 'me joale mokhoa oa thibelo o bohlokoa haholo.

Ho utloisisa li-thrips

Motho oa thrips o monyenyane, bolelele ba 'mele ke 0.5-2mm,' me ka seoelo o feta 7mm;Mmala oa 'mele hangata o sootho kapa o motšo, ha o shebe ka hloko, ho thata ho o fumana;Li-nymphs li tšoeu, li mosehla kapa li namune;Hlooho hanyenyane ka mokokotlong oa mofuta oa molomo, molomo bakeng sa ho huloa ha faele, e ka kenya epidermis ea semela, ea monya lero la semela.Li-thrips tse kang boemo ba leholimo bo futhumetseng le bo omileng, 'me mocheso o loketseng ke 23 ℃ ~ 28 ℃, 'me mongobo o loketseng oa moea ke 40% - 70%;Haeba mongobo o phahame haholo, o ke ke oa phela.Ha mongobo o fihla ho 100%, 'me mocheso o fihla ho 31 ℃, li-nymphs kaofela lia shoa.

Mabaka a etsang hore ho be thata ho phekola thrips

(1) Lebelo la ho ikatisa ka potlako: hangata li-thrips li nka matsatsi a 14 feela ho tloha leheng ho ea ho motho e moholo, ka phetoho e potlakileng ea ho ikatisa le ho kopana ho tebileng, ho bonolo ho baka likhohola.

(2) Ho Ipata ho Matla: li-thrips li tšaba leseli, mocheso o phahameng le leseli le matla, likokoanyana tse kholo li lalla mobung motšehare, 'me li tsoa bosiu.Li-nymphs li kotsi ka morao makhasi le lipalesa, 'me liketso tsa tsona li patiloe haholoanyane.Ho thata ho fihlella litlolo.

(3) Bokhoni ba ho falla bo matla: li-thrips li nyane haholo 'me ho thata ho li bona ka mahlo a hlobotse, empa tse kholo li tseba ho fofa le ho qhoma.Hang ha li fumanoa li le kotsi, li ka baleha hohle ka thuso ea matla a ka ntle.Ka hona, hang ha li-thrips li etsahala, li ata kapele 'me ho thata ho li tlosa ka ho feletseng.

Prophylaxis leTreatment

(1) Hanging armyworm board: armyworm board ke mohato oa pele oa ho laola likokoanyana ka sekoting, hobane e khona ho lemoha ho hlaha ha likokoanyana esale pele, 'me ea bapala karolo e itseng ea ho bolaea likokoanyana.Boto ea blue armyworm e ka fanyehoa ka har'a serobe ho tšoasa le ho bolaea li-thrips.Armyworm board e lokela ho khetha palo e nepahetseng ho ea ka boholo ba serobe, 30-40 ka mutara, e fetole bolelele ka nako efe kapa efe ka kholo ea meroho, 'me ka kakaretso e fanyehe 15-25 cm ka holim'a ntlha ea kholo ea semela.

(2) Phekolo ea mobu: hobane li-thrips li na le lebelo la ho ata ka potlako le matla a matla a ho falla, 5% Beta-cyfluthrin + 2% Thiamethoxam GR e ka khethoa pele e lema.Ka mor'a ho kopanya ka ho lekana, mobu o ka phekoloa ka ho fafatsa, ho kenya foro le ho kenya mekoti.Ka mor'a ho qhibiliha mobung, li-thrips li ka ajoa ka ho lekana ho pota-potile metso ea semela, 'me chefo e bolaeang likokoanyana e ka fetisetsoa likarolong tsohle tsa karolo e ka holimo ea semela ka ho kopana, ho bolaea li-thrips, tse kotsi ho lijalo, li ka thibela li-thrips ka katleho. ho tloha ho senya le ho jala kokoana-hloko, ka nako e telele le phello e ntle.

(3) Ho roala peo ea meriana: pele ho jala, 35% ea Thiamethoxam e emisoa ho phekola peo e ne e sebelisoa bakeng sa ho roala peō, 'me moemeli oa ho roala peo o ne a phuthetsoe ka ho lekana holim'a peo.Ka mor'a ho qhibiliha, moriana o ne o ajoa ka ho lekana ho potoloha metso ea sethopo.Meriana e ne e fetisetsoa karolong e ka holimo ea semela ka ho monya ka hare le ho tsamaisa, e leng se neng se ka thibela ka katleho tšenyo ea likokoanyana tsa thrips lijalong, 'me nako ea ts'ebetso e ne e feta matsatsi a 60.

(4) Taolo ea chefo e bolaeang likokoanyana: acetamiprid 20%SP, Thiocyclam-hydrogen-xalate 50%SP, Spinosad 24%SC, Thiamethoxam 25%WDG le Abamectin 1.8% +acetamiprid 3.2% EC.Likokoana-hloko tsena li na le phello e potlakileng le phello e tšoarellang nako e telele, empa hobane li-thrips li bonolo ho hlahisa khanyetso, molao-motheo oa phetoho ea chefo e bolaeang likokoanyana e tlameha ho lateloa ha u ntse u li sebelisa.Har'a tsona, Abamectin 1.8% + acetamiprid 3.2% EC e na le chefo ea ho kopana, chefo ea ka mpeng, ho monya ka hare le ho fumigation.E na le phello e matla ea ho kenella makhasi, e ka bolaea tse senyang lijalo tlas'a epidermis, 'me e na le nako e telele.Ke sebolaea-likokoanyana se sebetsang hantle ka ho khetheha se sebelisetsoang ho bolaea likarolo tsa molomo tse monyang.Ka nako e ts'oanang, e boetse e na le mosebetsi oa ho bolaea likokoanyana le likokoanyana tse kholo.Ke mofuta o mocha oa chefo e bolaeang likokoanyana e sebetsang hantle haholo bakeng sa hoaba le mite.E na le phello e ntle ea taolo ho tse senyang lijalo.Li-thrips li tšaba leseli, kahoo li na le tloaelo ea ho robala motšehare le ho tsoha bosiu.Li-thrip li ipata ka lipalesa kapa liphatsong tsa mobu motšehare, 'me ha li lematse meroho.Ha khanya e le sieo bosiu, e tsoa ho tla ntša limela kotsi.Ka hona, nako ea ho fafatsa ke ka mor'a hore ho be lefifi mantsiboea, 'me e sebetsa hantle.

Ka mantsoe a mang, thibelo le taolo ea li-thrips li hloka ho ipapisa le litšoaneleho tsa li-thrips tse atisang ho ba le boputsoa le ho tšaba khanya, li kopantsoe le tšebeliso ea lithethefatsi tsa temo.Ho ekelletsa moo, Eseng feela ho fetola tlhokomelo ea tikoloho, empa hape. hangata matlafatsa ventilation, ho qoba aggravating ketsahalo ea likokoanyana tse senyang lijalo.