英德
有道
百度
谷歌
图片
维基
百科
变褐 [biàn hè]
stem break
- 试验结果显示：非灭菌土、无菌土中加入代谢产物浓缩液和代谢产物滤液后，均可导致大豆根部变褐症状，其症状与田间自然条件下大豆根腐病症状类似。
The results showed: the brown symptom of soybean root both appeared after the concentrated toxin and toxin were put in the sterilization or nonsterilization soil, and it was similar to the symptom caused in the natral environment. - 缺锰甘蓝的“鞭尾症：关键在于嫩叶和生长点，许多叶片露出中脉或缩小成绿色波状的薄层残留，心叶和生长点变褐并死亡，顶部周围有大量绿色长有托叶的叶片。
Detail of young leaves and growing point; many leaves reduced to bare midrib or narrow green corrugated residue of lamina; youngest leaves and growing point brown and dead; large green stipular lamina around crown. - 西葫芦缺硼:老叶和正展开叶的基部黄绿色或黄化或变褐坏死,边缘向下卷曲和叶片展开不规则和抑制,色斑和坏死斑散布在老叶叶脉间,心叶扭歪、坏死、无法展开,茎生长点枯死.
Yellow-green or yellow chlorosis or brown necrosis in basal areas of older and expanding leaves; margins curled downwards and leaf expansion irregular and suppressed; chlorosis and necrosis spreading into interveinal areas of older leaves; youngest leaves distorted, necrotic and failing to expand; petioles truncated; death of stem growing point.
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