病毒病常分为几大类，即花叶病，黄化病，斑驳或条斑。
Viruses are often classified into broad categories as mosaics, yellows, mottles, and streaks.
近年来植物缺铁黄化病的普遍发生，影响了植物正常生长发育，尤其是果实的品质及人类的健康。
The popularity of iron-deficit chlorosis has affected the growing of plants and the quality of fruits, and finally the human health.
发生在宁夏甜菜上的一种病毒病的病株叶丛主要表现为黄化、焦桔和叶脉黄化坏死。
A virus disease of sugar beet occurred in Ningxia showing symptoms of yellows, parch blight and necrotic yellow vein of foliage leaves.
经黄化子叶喷雾接种法测定，姬松茸菌丝水体物对黄瓜黑星病的平均诱导抗病效果为74.04%。
The average resistance effect of the mycelial water extracts to the disease of cucumber scab reached 74.04% by spraying spore suspension on yellow cotyledon.
番茄黄化曲叶病是热带、亚热带地区最具毁灭性的番茄病毒病之一。
Tomato yellow leaf curl disease is the most destructive virus disease of tomato in tropical and subtropical regions.
番茄黄化曲叶病是热带、亚热带地区最具毁灭性的番茄病毒病之一。
Tomato yellow leaf curl disease is the most destructive virus disease of tomato in tropical and subtropical regions.
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