marginal chlorosis 中文意思是什麼

marginal chlorosis 解釋
葉邊褪綠病
  • marginal : adj. 1. 邊的，邊緣的；記在欄外的，旁註的；限界的，邊際的。2. 收入僅敷支出的。vt. -ize 忽略，忽視，排斥；使邊緣化，使處于次要地位。
  • chlorosis : n. 【醫學】萎黃病；【植物；植物學】缺綠病，褪綠，失綠。chlorotic adj.
  1. Younger leaves faded green and lusterless ; older leaves marginal scorch, interveinal blotchy chlorosis, necrotic patches bleaching and withering ; characteristic of some soil acidity conditions

    甜菜錳和鋁合併中毒：幼葉褪綠失去光澤，老葉邊緣枯黃，脈間有壞死褐色斑點，接著白化，枯萎。這是酸性土壤特有的。
  2. Irregular marginal and interveinal yellow green chlorotic areas, followed by general interveinal chlorosis and profuse brown necrotic spotting and scorching, typical also of field conditions

    菜豆錳中毒：不規則邊緣和脈間區開始黃綠色，接著全部脈間失綠，並有大量褐色壞死斑點，最後枯萎。也是典型的田間情況。
  3. Foliage is dark green, leaflets of older leaves have convex curvature ; profuse, almost black necrotic speckling between veins ( often appearing first on under surfaces ) coalesces into larger marginal and intervernal areas with occasional slight marginal chlorosis, followed by total scorch and leaf collapse

    缺鉀的馬鈴薯葉片:葉片暗綠，老葉的葉片表面彎曲，大量的黑色壞死斑紋出現在邊緣與葉脈連接處和稍微葉邊褪綠的葉脈間，逐漸枯萎壞死。
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