Lilemong tse peli tse fetileng, lihoai tse ngata tsa meroho li jetse mefuta e sa thibeleng vaerase ho thibela mafu a vaerase ea tamati. Leha ho le joalo, mofuta ona oa mofuta o na le ntho e le 'ngoe e tšoanang, ke hore, ha e khahlanong le mafu a mang. Ka nako e ts'oanang, ha lihoai tsa meroho hangata li thibela mafu a langa le le lej, li ela hloko feela thibelo le taolo ea maloetse a tloaelehileng joalo ka blight ea pele, blight ea morao le hlobo e bohlooho, empa ba sa natse thibelo le taolo ea mafu a mang a nang le mafu a fokolang , e hlahisang maloetse a manyane a tomate. Lefu le ka sehloohong. Khamphani ea rona e hlahisa mafu a mang a hlahang ho litamati ho motho e mong le e mong, mme re ts'epa hore motho e mong le e mong a ka a khetholla ka nepo le ho sebelisa meriana matšoao.
01 Lekhasi le letšoana
1. Mehato ea temo
(1) Khetha mefuta e sa thibeleng mafu.
(2) Tlosa 'mele e kulang le e holofetseng ka nako' me u e chese hole le sethopo.
(3) Lokolla moea ka nako e loketseng le ho fokotsa mongobo ho matlafatsa khanyetso ea limela.
2. Taolo ea lik'hemik'hale
Sebelisa moriana o sireletsang baktheria ho thibela ho qala ha mafu. U ka khetha hydroxide ea koporo, chlorothalonil kapa mancozeb. Ha mongobo ka phakeng o na le lipula tse ngata, mosi oa chlorothalonil le mosi o mong o ka sebelisoa ho thibela mafu. Qalong ea lefu lena, sebelisa li-fungicides tsa kalafo le li-fungicides tse sireletsang. Leka ho sebelisa li-nozzle tse nyane tse fokolang ho fokotsa mongobo holim'a lekhasi.
Lefu la 02 le bosootho (lefu le sootho)
Mekhoa ea Thibelo
1. Nakong ea kotulo le kamora 'moo, litholoana le' mele e kulisitsoeng li tlosoa ka botlalo, li chesoa ebe li patoa ka botebo ho fokotsa mohloli oa ts'oaetso ea mantlha.
2. Etsa phetoho ea lijalo ka nako e fetang lilemo tse peli le lijalo tse sa hlokeng botsitso.
3. Spray chlorothalonil, benomyl, carbendazim, thiophanate methyl, jj qalong ea lefu lena. Nako le matsatsi a 7 ~ 10, thibela le ho laola makhetlo a 2 ~ 3 khafetsa.
03 Spot Blight (Mafu a White Star)
Mekhoa ea Thibelo
1. Taolo ea temo
Khetha peo e se nang maloetse ho lema lipeo tse matla; tsenya monontsha wa semela mme o kenye fosforase le manyoro a manyenyane a potasiamo ya potasiamo ho matlafatsa dimela le ho ntlafatsa ho hanela mafu le mamello ya malwetse; inela peo ka sopho e futhumetseng ka metsi a futhumetseng a 50 for metsotso e 30 ebe o senya makhasi bakeng sa ho jala; le chenchana ea lijalo e seng Solanaceae; Temo ea moeli o phahameng, ho lema haufi ka mokhoa o utloahalang, ho faola ka nako e loketseng, moea o eketsehang, drainage e nakong ka mor'a pula, ho lema, jj.
2. Taolo ea lik'hemik'hale
Qalong ea lefu lena, moriana oa chlorothalonil, mancozeb kapa thiophanate methyl o ka sebelisoa. Hang ha matsatsi a mang le a mang a 7 ho isa ho a 10, taolo e tsoelang pele makhetlo a 2 ho isa ho a 3.
Sebaka sa Baktheria
Mekhoa ea Thibelo
1. Khetho ea peo: kotula peo ea limela tse se nang mafu, 'me u khethe peo e se nang mafu.
2. Phekolo ea peo: Peo ea khoebo e tsoang kantle e lokela ho ts'oaroa hantle pele e jaloa. Li ka kenella ka sopho e futhumetseng ho 55 ° C metsotso e 10 ebe li fetisetsoa metsing a batang ho li pholisa, ho omisoa le ho mela bakeng sa peo.
3. Potoloho ea lijalo: Ho khothalletsoa ho kenya tšebetsong phetoho ea lijalo le lijalo tse ling lilemo tse 2 ho isa ho tse 3 masimong a kulang haholo ho fokotsa mohloli oa likokoana-hloko tsa masimong.
4. Matlafatsa taolo ea tšimo: liforo tse bulehileng tsa ho tsamaisa metsi ho theola metsi a ka tlase ho lefatše, lema le teteaneng ka mokhoa o utloahalang, bula li-sheds tsa moea o fokotsang mongobo matlong, ho eketsa ts'ebeliso ea manyolo a phosphorus le potasiamo a manyenyane, ho ntlafatsa khanyetso ea mafu a limela, le sebelisa metsi a hloekileng.
5. Hloekisa serapa: ho faola le ho kotula ka nako e nepahetseng qalong ea lefu lena, tlosa makhasi a kulang le a khale, hloekisa serapa kamora kotulo, tlosa 'mele o kulang le o holofetseng,' me uo ntše tšimong ho ea pata kapa e chese, phethola mobu ka ho teba, e sirelletse mobu le ho nosetsa ntlo, mocheso o phahameng mongobo o phahameng o ka ts'ehetsa ho bola le ho bola ha lisele tse setseng, ho fokotsa sekhahla sa pholoho ea likokoana-hloko le ho fokotsa mohloli oa phepelo ea mali hape.
Taolo ea lik'hemik'hale
qala ho fafatsa qalong ea lefu lena, 'me ho fafatsa ho bonolo ho fafatsa matsatsi a mang le a mang a 7-10,' me taolo e tsoelang pele ke makhetlo a 2 ~ 3. Moriana e ka ba kasugamycin king koporo, Prik mokelikeli o nang le metsi, 30% DT phofo e metsi, jj.
Nako ea poso: Jan-11-2021