Paclobutrazol ke molaoli oa kholo ea limela le fungicide, e thibelang kholo ea limela, e boetse e bitsoa inhibitor. E ka eketsa dikahare tsa chlorophyll, protheine le nucleic acid semeleng, ho fokotsa litaba tsa erythroxin le indole acetic acid, ho eketsa ho lokolloa ha ethylene, ho eketsa ho hanyetsa bolulo, komello, serame le maloetse, ho eketsa chai, ho ntlafatsa boleng le ho Ntlafatsa. katleho moruong. E na le chefo e tlase ho batho, mehlape, likhoho le litlhapi, 'me tšebeliso ea eona tlhahiso ea meroho e phetha karolo ea bohlokoa ho eketsa tlhahiso le ho ntlafatsa boleng.
Tšebeliso ea paclobutrazol temo
1. Hlaolela lipeo tse matla
Ha lipeo tsa li-eggplant, mahapu le meroho e meng li ntse li hōla ka maoto, u ka fafatsa 50-60 kg ea 200-400ppm metsi ka acre ka makhasi a 2-4 ho thibela ho thehoa ha "lipeo tse telele" le ho hlahisa lipeo tse khutšoanyane le tse matla. . Mohlala, ha u lema lipeo tsa likomkomere, ho fafatsa kapa ho nosetsa ka tharollo ea 20 mg/L paclobutrazol lekhasing le le 1 le mohato oa pelo oa 1 oa lipeo ka literei tsa plug ho ka ntlafatsa boleng ba lipeo le ho hlahisa lipeo tse khutšoane le tse matla.
Ha u hōlisa lipeo tsa pepere, fafatsa 5 ho 25 mg/L paclobutrazol mokelikeli boemong ba makhasi a 3 ho isa ho a 4 a lipeo ho lema lipeo tse matla. Ha u hōlisa lipeo tsa tamati, fafatsa 10-50 mg/L paclobutrazol mokelikeli ha lipeo li le mothating oa makhasi a 2-3 ho fokotsa limela le ho li thibela ho hōla haholo.
Boemong ba makhasi a 3 a tamati ea hoetla, fafatsa ka tharollo ea paclobutrazol ea 50-100 mg/L ho lema lipeo tse matla.
Ka temo ea sethopo sa tamati, makhasi a 3 le pelo e le 'ngoe li fafatsoa ka tharollo ea 10 mg/L paclobutrazol.
Ha u hōlisa lipeo tsa eggplant, fafatsa 10-20 mg/L paclobutrazol tharollo makhasi a 5-6 ho fokotsa lipeo le ho li thibela ho hōla haholo.
Ha u hōlisa lipeo tsa k'habeche, fafatsa 50 ho 75 mg / L paclobutrazol makhasi a 2 le pelo e le 'ngoe, e ka etsang hore lipeo li hōle ka matla le ho hōla ho ba lipeo tse khutšoanyane le tse matla.
2. Laola khōlo e feteletseng
Pele o lema, inela metso ea pelepele ka tharollo ea paclobutrazol ea 100 mg/L metsotso e 15 pele o jala. Fafatsa ka tharollo ea 25 mg/L kapa 50 mg/L paclobutrazol matsatsi a ka bang 7 ka mor'a ho lema; ha nako ea ho hōla e le matla haholo, sebelisa 100 ~ Ho fafatsa 200 mg / L paclobutrazol mokelikeli ho ka finyella phello ea limela tse nyenyane le ho thibela ho hōla ha maoto.
Mokhahlelong oa pele oa kholo ea linaoa tse tala, ho fafatsa ka mokelikeli oa paclobutrazol ka 50 ho isa ho 75 mg/L ho ka ntlafatsa sebopeho sa baahi, ho ntlafatsa photosynthesis, le ho thibela kholo ea maoto, ka hona ho eketsa palo ea li-inflorescences kutung e kholo ka 5% ho isa ho 10%. sekhahla sa ho beha pod ka hoo e ka bang 20%.
Ha edamame e na le makhasi a 5 ho isa ho a 6, e fafatse ka 50 ho 75 mg / L ea mokelikeli oa paclobutrazol ho etsa hore stems e be matla, e khutsufatse li-internodes, e khothalletse makala, 'me e hōle ka mokhoa o tsitsitseng ntle le ho ba le maoto.
Ha bolelele ba semela bo le 40 ho isa ho 50 cm, fafatsa mokelikeli oa paclobutrazol 300 mg/L ho tloha qalong ea Phato ho isa qalong ea Loetse, hang ka matsatsi a 10, 'me u fafatse makhetlo a 2 ho isa ho a 3 ka ho tsoelang pele ho laola kholo.
Lipeo tsa tamati li lokela ho fafatsoa ka tharollo ea paclobutrazol ea 25 mg/L matsatsi a ka bang 7 ka mor'a ho jala; Ho fafatsa ka tharollo ea paclobutrazol ea 75 mg/L ka mor'a ho fokotsa lipeo ho ka thibela kholo ea maoto le ho etsa hore semela se fokotsehe.
Boemong ba makhasi a 3, ho fafatsa boriba ba leoatleng ka mokelikeli oa paclobutrazol oa 200 mg/L ho ka laola kholo e feteletseng le ho eketsa chai ka hoo e ka bang 26%.
3. Eketsa tlhahiso
Mokhahlelong oa lipeo kapa mokhahlelong oa ho atleha oa metso, kutu le meroho ea makhasi, ho fafatsa 50 kilograms ea 200 ~ 300ppm paclobutrazol tharollo ka acre ho ka khothalletsa ho teteana ha makhasi a meroho, ho khutsufatsa li-internodes, limela tse matla, boleng bo ntlafetseng, le ho eketseha ha chai. Mohlala, pele u kha likomkomere, li fafatse ka motsoako oa 400 mg/L paclobutrazol ho eketsa chai ka hoo e ka bang 20% ho isa ho 25%.
Mokhahlelong oa makhasi a 4 a likomkomere tsa hoetla ka matlong a limela, fafatsa mokelikeli oa paclobutrazol oa 100 mg/L ho khutsufatsa li-internodes, ho kopanya sebopeho sa semela le ho tenya kutu. Khanyetso ea phori le phori e ea matlafala, ho hanyetsa serame ho ea ntlafala, 'me sekhahla sa ho beha litholoana sea eketseha. , sekhahla sa keketseho ea lihlahisoa se fihla hoo e ka bang 20%.
Nakong ea makhasi a 3-4 a k'habeche ea Chaena, ho fafatsa limela ka 50-100 mg / L paclobutrazol tharollo ho ka fokotsa limela le ho eketsa palo ea peo ka 10-20%.
Ha radish e na le 3 ho 4 makhasi a 'nete, e fafatse ka tharollo ea 45 mg / L paclobutrazol ho matlafatsa ho hanyetsa le ho fokotsa liketsahalo; nakong ea ho theha metso ea linama, e fafatse ka tharollo ea 100 mg / L paclobutrazol ho thibela kholo ea semela. E thibela bolting, e etsa hore makhasi a be matala, e etsa hore makhasi a be makhutšoanyane a be a otlolohe, e ntlafatsa photosynthesis, 'me e khothalletsa ho tsamaisoa ha lihlahisoa tsa photosynthetic ho ea metso ea nama, e ka eketsang chai ka 10% ho isa ho 20%, ho thibela li-bran cores, le ho ntlafatsa thekiso. .
Ho fafatsa edamame ka mokelikeli oa paclobutrazol oa 100 ho isa ho 200 mg/L nakong ea palesa ea pele ho isa ho e tletseng ho ka eketsa makala a atlehang, palo e sebetsang ea pod le boima ba pod, le ho eketsa chai ka hoo e ka bang 20%. Ha lifate tsa morara li nyolohela ka holim'a sethalafo, fafatsa yam ka metsi a 200 mg / L paclobutrazol. Haeba khōlo e le matla haholo, e fafatse hang ka matsatsi a 5 ho isa ho a 7, 'me u fafatse ka makhetlo a 2 ho isa ho a 3 ka ho tsoelang pele ho thibela ho hōla ha lithupa le makhasi le ho khothalletsa ho mela ha makala a mahlakoreng. Lipalesa li hōla, li-tubers lia hola, 'me chai e eketseha ka hoo e ka bang 10%.
4. Khothaletsa liphetho tsa pele
Ho sebelisoa manyolo a nang le naetrojene e ngata haholo tšimong ea meroho, kapa meroho e na le moriti 'me khanya ha e lekane, kapa mongobo oa meroho sebakeng se sirelelitsoeng o phahame bosiu, joalo-joalo, hangata ho etsa hore limela tsa meroho le makhasi a fetohe. e telele, e ama kgolo ya pelehi le boemo ba ditholwana. O ka fafatsa 50 kg ea 200ppm mokelikeli ka acre ho thibela Lithupa le makhasi a maoto a maoto, a khothalletsa kholo ea pelehi le ho beha litholoana kapele. Nakong ea sebopeho sa metso ea linama, ho fafatsa 100-150 mg/L tharollo ea paclobutrazol makhasi, 30-40 litres ka acre, ho ka laola kholo ea likarolo tse ka holimo le ho khothalletsa hypertrophy ea metso ea linama. Ela hloko mohopolo o nepahetseng oa lithethefatsi le ho fafatsa junifomo. Khothalletsa ho butsoa ha litholoana. Kamora ho beha litholoana, fafatsa ka tharollo ea 500 mg/L paclobutrazol ho thibela kholo ea limela le ho khothaletsa kholo ea litholoana.
Mehato ya tlhokomelo
Laola ka tieo palo le nako ea meriana. Haeba semela sohle se fafatsoa, e le ho eketsa sekhomaretsi sa mokelikeli, eketsa palo e loketseng ea phofo ea ho hlatsoa e sa nke lehlakore ho mokelikeli. Haeba litekanyetso li le kholo haholo 'me mahloriso a phahame haholo, a etsa hore khōlo ea lijalo e thibeloe, u ka eketsa tšebeliso ea manyolo a sebetsang ka potlako, kapa sebelisa gibberellin (92O) ho fokotsa bothata. Sebelisa 0.5 ho isa ho 1 grams ka acre 'me u fafatse lik'hilograma tse 30 ho isa ho tse 40 tsa metsi.
Nako ea poso: Mar-11-2024
