英德
有道
百度
谷歌
图片
维基
百科
作物起源
origin of crop
- 摘要种苗为作物生长之起源，然亦为病虫害传布蔓延的主要感染源，其健康与否影响作物生长至钜，故世界各农业先进国家均将健康种苗制度列为重要防疫措施之一，期藉健康种苗之推广使用，积极主动防范病虫害发生于未然，提高农产品产量与质量，减少农民损失。
Since seeds and seedlings are the starting material for the production of crops and also the carriers of major pathogens, the use of healthy seeds and seedlings is one of the most important strategies for the disease management in many countries in order to raise the crops quality and promote the agricultural development.
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