I-Powdery mildew, eyaziwa nangokuthi i-ashtray noma ilineni, yisifo sokukhunta okubangelwa isikhunta se-ectoparasitic kusuka ku-oda ye-erisif. Izitshalo eziningi zivezwa yilesi sifo, futhi zonke zinezimpawu ezifanayo, kepha, izimbangela ezahlukahlukene zokuvela.
Izici ze-powdery isikhutha ku-phlox
Umthombo walesi sifo ukhunta u-Erysiphe cichoracearum. Ukwehlula kubonwa entwasahlobo ngesikhathi sokuqhakaza kwezimbali okunamandla ngalesi sikhathi lapho izinhlamvu zesikhunta eziqothulwe emzimbeni ziphuma emzimbeni wesitho sokwenza umzimba bese zidluliselwa ezimbali ngosizo lomoya.
Izimpawu zokuqala zizobonakala kahle ngoJulayi kuphela. Ekuqaleni, amabala amancane wombala omhlophe ayakhonjiswa kumapuleti aphansi, akhula ngokushesha, aphenduke inhlanganisela ye-powdery. Kamuva, iba denser futhi ithola i-brown hue. Lapho-ke iqabunga liyoma. Kancane kancane isakazekela kumagatsha aphezulu, ama-inflorescence.
Amapheshana asanda kwakhiwa angakabi nesikhathi sokuthola isendlalelo sokuzivikela atheleleka kalula futhi kalula.
Izimo ezithandekayo zokubukeka nokukhula kwalesi sifo izinga lokushisa + 18 ... +20 ° C kanye nomswakama ophezulu. Futhi, lokhu kusiza ngokuba khona ngokweqile kwe-nitrogen emhlabeni, ukuchelela okungafanele, kanye nokuguquguquka kwezimo lokushisa.
Ukuvimbela i-Powdery Mildew
Ukuze ugweme ukutheleleka, udinga ukwenza izinto eziningana:
- engeza umanyolo lapho izimbali zikhula khona izikhathi eziningana ngesikhathi sokukhula nokuqhakaza;
- fafaza zonke izinsuku eziyi-14 ngesixazululo esingu-1% soketshezi lweBordeaux;
- ukuphuma ngaphandle (okutshalwe kakhulu kunomthelela ekuthuthukisweni kwamakhowe);
- susa ngokushesha amaqabunga awayo nokhula;
- phatha ngethuluzi elibandakanya ukulandelela izinto;
- fafaza umhlaba eduze nembali ngomlotha wezinkuni;
- bamba inhlabathi, futhi ufake futhi izakhi ekwindla;
- faka izinto eziqukethe i-nitrogen ngokulinganisela;
- amboze nge-humus noma Peat ngemuva komhla ka-15 Ephreli.
Izindlela zokwelapha i-phlox kusuka ku-powdery hlobo
Uma isitshalo sinesifo, khona-ke okokuqala kudingeka ukuthi sihlolwe, khona-ke izingxenye ezithintekile kufanele zinqunywe noma zidabule bese ziphonswa kude, kepha ngokuvamile kungcono ukusishisa. Okokuqala, ungakwazi ukwelapha i-phlox ngemithi yabantu, kepha uma ukubuyela emuva kwenzeka ngemuva kwezinsuku eziyi-14, bese usebenzisa futhi labo abakhethekile.
I-Powdery hlobo
Empini ne-ashtray, la mathuluzi akhethekile abalulekile, ngoba anikela ekunqanyulweni ngokushesha kwenqubo ebhubhisayo. I-dosing, kanye nomgomo wokusebenzisa umuthi ngemiyalo. Imvamisa yazo yokufafaza ihlanganiswe - okungenani izikhathi ezi-4 zokuphumula kwesonto.
Lokhu okulandelayo kubhekwa njengokusebenza kakhulu: Fundazol, Topaz, Chistotsvet, Topsin nabanye. Lapho uzisebenzisa, kufanele uhambisane nemiyalo ebhalwe ephepheni, ulandele ngokucophelela ukuze ungalimali.
UMnu Summer ohlala kule ndawo uyancoma: amakhambi abantu nge-powdery isikhutha ku-phlox
Ithebula libonisa amasu ajwayelekile futhi asebenzayo azosiza ukuqeda izinambuzane.
| Igama | Ukupheka | Sebenzisa |
| Whey | I-100 g ye-serum ichithwa ku-1 l wamanzi. | Kutshalwe okungenani izikhathi ezi-3 njalo emahoreni angama-72. |
| I-Ash tincture | I-150 g yokhuni lomlotha luhlanganiswa ne-1 litre lamanzi abilayo futhi isethwe amahora angama-48. Kamuva, i-4 g yensipho yokuwasha, eyayikade ingumhlabathi, iyangezwa kulesi sisindo, bese kuthathwa ukuhlunga okungafanele. | Khonza izikhathi ezi-3 nsuku zonke, futhi kungaba zonke ezinye izinsuku. |
| Isixazululo zethusi zethusi | I-200 g yesepha, i-25 g ye-sulfate yethusi ixubene ne-10 l yamanzi. | Ukucubungula kwenziwa isikhathi esingu-1 njalo ngeviki. |
| Isoda-insipho solution | 25 g we-ash ash ne-25 g yensipho yokuwasha iyachithwa ku-5 l wamanzi ashisayo. Kulokhu, insipho kufanele igcotshwe. | Hhayi kuphela ukuthi isitshalo ngokwaso sifafazwa, kepha futhi nenhlabathi ekhula kuso, izikhathi ezi-2 njalo ezinsukwini eziyi-7. |
