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Edita Ta Zabi - 2024

Dalilan canjin launi na ganyen petunia: me yasa suke zama fari, haske da kodadde kore?

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Saboda kyawawan furanni da kulawa mara izini, petunia tana da matukar farin jini tare da matan gida da masu sayar da furanni. An sanya wannan shukar mai daɗin daɗi a kan baranda da kofofin taga; a lokacin bazara, tana ƙawata gadajen furanni da filaye.

A wasu lokuta ma, koda tare da kyakkyawar kulawa, farin fure na iya bayyana akan ganyen. Me yasa ganye suka zama fari kuma me za ayi idan farin tabo ya bayyana? Bari muyi la'akari da dalilai masu yuwuwa da hanyoyin gyara wannan a cikin wannan labarin. Hakanan kalli bidiyo mai taimako akan batun.

Siffofin girman fure

Petunia tana girma a cikin ƙananan ƙananan bushes... Tsayinsu ya banbanta daga nau'ikan: daga 15 zuwa 30 cm. Manyan biranan petunias suma ana yinsu, amma basu da yawa a yankunanmu. Ganyen tsire-tsire masu duhun duhu ne, oval a cikin sifa. Launuka na inflorescences sun bambanta. Girman furannin daga 5 cm zuwa 13 cm a diamita, suna da bayyana da kyau.

HANKALI: Ma'aikatan kasashen waje sun raba petunia zuwa nau'ikan 2, ya danganta da yanayin girma. Na farko shine tsiron shuke-shuke. Hanya ce mai rarrafe yayin da faɗin ya fi tsayi girma. Nau'in na biyu shine ampels. Ana amfani da waɗannan maki don rataye kwantena.

Gano matsalar

A cikin kashi 90 cikin 100 na al'amuran, bayyanar farin tabo ko tambari a jikin ganyayyaki an bayyana ta ci gaban fure-furen fure akan petunia, cutar fungal mai haɗari. Farin furanni akan ganyen petunia yayi kama da farin ƙura... A matakan farko, ƙananan ganye kawai sun zama fari, sa'annan dukkan ɓangarorin shukar suna kamuwa. Daga baya, ganye ya zama rawaya, ya bushe, curls.

Menene farin tabo akan furanni? Fungi ya mamaye sel kuma ya fara shan ruwan 'ya'yan itace mai gina jiki daga petunia. Ganye atrophy, wuraren da suka mutu sun zama fari. Idan yankin da ya kamu da cutar ya girma, aikin photosynthesis zai lalace (ana bukatar matakan gaggawa).

Fararrun alamomi alama ce ta wata cuta kamar su mildew.... Kuna iya rarrabe wannan cuta daga furen hoda ta nazarin aibobi akan ganyen. Tare da siffar karya, aibobi a saman suna da furannin haske mai ƙyalƙyali. Hakanan, cututtuka sun banbanta dangane da ci gaba: na ainihi ya bayyana saboda tsananin ɗanshi, ƙarya - saboda ƙarancin ruwa.

A cikin chlorosis, farin tabo yana haifar da yawan ƙwayar alli. Abun ya shafi mummunan yanayin tsire-tsire. Farin launuka akan ganyayyaki wurare ne da ke ƙunshe da iyakar adadin abin alaƙa.

Kuna iya karanta ƙarin bayani game da fari, da launin toka mai toshi da mannawa akan petunias nan.

Dalilin cututtuka

Tare da kiyayewa na yau da kullun da na yau da kullun, fungi na fure mai yaushi ba sa kai hari ga shukar kuma ba ya tsokano ci gaban farin ɗigon. Daga cikin manyan dalilan bayyanar irin wannan matsalar, masu sayar da furanni sun banbanta:

  • ƙasa ta ƙunshi nitrogen mai yawa;
  • tukunya karama ce ga petunias;
  • tsarin damshin da bai dace ba, yawan shayarwa ko bushewar kasar (fararen fata sakamakon rashin karfin garkuwar jiki ne da kuma kamuwa da cututtuka);
  • shayar da ruwa mai gurɓataccen fungi.

Me yasa shuka tayi haske kuma ta zama kore?

Wannan yanayin yana haifar da rikitarwa na dalilai: ƙarancin zafin jiki da ƙarancin zafi. Matsalar matsalar ita ce jinkirin cire abubuwan da abin ya shafa ko wadanda suka fadi na petunia. Shuka ta kamu da cuta ta hanyar mafi lalacewar farantin ganye. Itatuwan koren launuka kuma sakamakon rashin abinci mai gina jiki.... Idan petunia bata da abubuwa masu amfani da kayan sawa, ganyenta ya bata launi, ya zama mai danshi.

Yadda ake warkarwa?

Duk ganyen da abin ya shafa dole ne a yanke su, dole ne a kula da sassan lafiya da shirye-shirye na musamman. Don waɗannan dalilai, Previkur, Topaz, Fundazol, Fitosporin sun dace. Sashi ya dogara da adadin ganyen da abin ya shafa da kuma yanayin yanayin shuka. Ana iya buƙatar ƙarfi ko rauni mai ƙarfi. Duba umarnin don ainihin kashi.

Daga cikin shahararrun girke-girke waɗanda suka tabbatar da tasirin su, ana iya bambanta masu zuwa:

  1. Narke babban cokali 1 cikin lita 4 na ruwan dumi. soda, 0,5 tsp. kowane sabulu mai ruwa... Mix sosai. Don narke abubuwan da aka gyara gaba ɗaya, zaka iya riƙe maganin a cikin wanka mai tururi. Fesa sau 3, tsakanin tsakanin maimaitawa kwanaki 6 ne.
  2. Narke 3 g na potassium permanganate a cikin lita 10 na ruwa... Dama, zuba cikin kwalbar feshi. Fesa ganyen da abin ya shafa sau 3 a rana tsawon kwana 4.
  3. Narke 2 tbsp a cikin lita 10 na ruwan zãfi. mustard... Jira sanyaya Fesa sassan petunia da abin ya shafa tare da samfurin da aka samu.
  4. Zuba kilogiram 1 na niƙan ash cikin lita 10 na ruwa... Saka cakuda a wuri mai duhu har tsawon kwanaki 5-6. Dama lokaci-lokaci. Bayan nacewa, ana samun maganin aiki. Fesa su kowace rana. Mafi qarancin yawan jiyya shine sau 3.

Matakan kariya

TAMBAYA: Matakai masu sauƙi zasu taimaka wajen hana farin tabo. Babban dokokin rigakafin sune mafi kyawun abin da ke cikin ƙasa (ba mai nauyi ba, ba mai guba ba), ba da ruwa a kan kari, aikace-aikacen matsakaiciyar nitrogen da alli zuwa ƙasa.

Yana da mahimmanci kada ruwan ya tsaya a cikin tukunyar. Don waɗannan dalilai, kana buƙatar yin magudanan ruwa mai kyau a ƙasan. Ruwan petunias ya zama sau 1 a rana da yammacin rana.

Kalli bidiyo game da musabbabin cutar petunia da yadda ake magance wadannan matsalolin:

Kammalawa

Farar fata akan ganyen petunia alamace ta fure-furen fulawa, saukowar mildew, ko chlorosis. Irin wannan matsalar tana bayyana ne saboda bambance-bambancen zafin jiki, yawan danshi na ƙasa da kamuwa da fungal, yawan ƙwayar alli. Kuna iya magance matsalar tare da taimakon sunadarai ko magungunan jama'a.

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Kalli bidiyon: Cottage Farms 4-piece Night Sky Petunia Collection on QVC (Mayu 2024).

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