1) occurrence
[英][ə'kʌrəns] [美][ə'kɝəns]
为害特性
1.
Studies on occurrence and integrated control of Hypitima longanae Yang et Chen on Longan;
龙眼亥麦蛾发生为害特性及综合防治研究
2) harm characteristics
为害特点
1.
The life cycle and harm characteristics of Dacus(Bactrocera) dorsalis(Hendel) was studied through 2 years systematic observation.
经对元江县芒果成熟期的虫害芒果实蝇 2年的系统观察 ,掌握了该虫害的完整生活史和为害特点。
3) harmfulness
[英]['hɑ:mfulnis] [美]['hɑrmfəlnɪs]
为害性
1.
Evalution on the host plant species and fitness to vegetable leafminer and its harmfulness;
美洲斑潜蝇的寄主植物种类、适合度及其为害性的评价
4) harm characteristics
危害特性
1.
The harm characteristics and population dynamics of Holcocerus hippophaecolus eggs and larvae were investigated from May to November, 2003 in Jianping County, northeast China.
作者于 2 0 0 3年 5月至 1 1月对沙棘木蠹蛾卵和幼虫的危害特性和种群数量的时空动态进行了研究 。
2.
In order to control Eriosoma lanigerum in Yuxi effectively, the experiment on the harm characteristics and chemical control was conducted.
为有效防治易门地区危害渐趋严重的苹果棉蚜 ,开展了该虫害危害特性以及药剂防治的研究。
5) earthquake disaster characteristics
震害特性
6) Feature of disaster behavior
灾害行为特征
补充资料：为害
1.造成祸害;加害。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条