請幫忙看看我的尤加 (象腳王蘭) 怎麼了?

最近發現尤加很多葉片開始枯掉

大多都是從葉子中間的邊緣半圓的形狀開始枯萎

不知道是病害還是曬太多太陽或水分不足

我是放置在靠近落地窗的室內

之前1/24澆過約1500~1600cc的水 (水量沒有多到會從盆底滲出)

2/21又澆過一次水並放了一些緩效肥

圖片如下面連結, 請幫忙看看是什麼問題. 謝謝

http://picasaweb.google.com/moonriver.ben/nyAePG#5...

http://picasaweb.google.com/moonriver.ben/nyAePG#5...

http://picasaweb.google.com/moonriver.ben/nyAePG#5...

http://picasaweb.google.com/moonriver.ben/nyAePG#5...

1 Answer

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  • 1 decade ago
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    請幫忙看看我的尤加 (象腳王蘭) 怎麼了?

    最近發現尤加很多葉片開始枯掉

    大多都是從葉子中間的邊緣半圓的形狀開始枯萎

    以下找到類似病徵

    請至網站比對 也可詢問專家如何處理

    玉米南方型銹病病徵(A) 病原菌為Puccinia polysora

    Symptom of southern corn rust

    caused by Puccinia polysora

    玉米葉斑病病徵(B)

    病原菌為Bipolaris maydis

    Symptom of southern corn leaf blight

    caused by Bipolaris maydis

    玉米煤紋病病徵(C)

    病原菌為Exserohilum turcicum Symptom of northern corn leaf blight caused by Exserohilum turcicum

    玉米露菌病病徵(D)

    病原菌為Peronosclerospora sacchari

    Symptom of downy mildew

    caused by Peronosclerospora sacchari

    玉米莖腐病病徵(E)

    病原菌為Pythium aphanidermatum

    Symptom of Pythium stalk rot

    caused by Pythium aphanidermatum

    落花生銹病病徵(F)

    病原菌為Puccinia arachidis

    Symptom of rust

    caused by Puccinia arachidis

    落花生褐斑病病徵(G)

    病原菌為Cercospora arachidicola

    Symptom of brown leaf spot

    caused by Cercospora arachidicola

    落花生果莢黑斑病病徵(H)

    病原菌為Rhizoctonia solani

    Symptom of pod rot

    caused by Rhizoctonia solani

    圖四、玉米與落花生主要病害(A-H)

    Fig. 4. The important fungal diseases on corn and peanut (A to H).

    2009-03-15 06:43:21 補充:

    官方網站

    http://www.tari.gov.tw/霧峰總所/植病系/研究室/真菌病害/fig4.html

    http://www.tari.gov.tw/taric/

    Source(s): , 搜尋
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