采用标准地调查和单株调查的方法,研究了红脂大小蠹的发生和危害规律。
The generation and damage regulation of red turpentine beetle (Dendroctonus valens) are studied with the method of sample plot and tree-by-tree survey.
根据标准地调查资料,应用统计分析方法研究生长模型,并结合森林经营实际确定采伐年龄。
By the statistical analysis method, the authors researched the growth model and cutting age of masson pine natural forest with the sample plot inventory data.
欧盟还命令英国食品标准局调查并尽可能地寻找方法,使食用昆虫更受欢迎。
The commission has also ordered the UK Food Standards Agency to investigate and potentially look at ways to make entomophagy - the eating of insects - a more popular choice.
我们已经良好地运用了更多的标准二级数据库、采访、案例和调查问卷方法。
And we have made good use of the more standard secondary database, interview, case, and survey methods.
一项国际调查倾向于证明,当英国的小学生们毕业的时候,按照国际标准,他们已经能够很好地读书了,但是这些孩子读书不是因为乐趣而是为了其他别的什么。
International research tends to find that by the time British children leave primary school they are reading well by international standards, but read less often for fun than those elsewhere.
城镇地籍调查的最终目的是建立一个标准数据库管理系统,使外业图形数据和权属调查成果能够被统一的管理和调用。
The final aim of urban cadastral survey is to establish a standard database management system, which can unified managing and investigating the field investigation data and ownership.
对黑龙江省尚志市一面坡林场樟子松枯梢病发病区内的固定标准地进行了调查。
The Scotch pine standard plots in the shoot blight occurring area of Yimianpo Forest Farm of Sangzhi City, Heilongjiang Province were investigated.
通过杨树标准地和解析木的调查分析,建立了预测精度较高的杨树生长收获模型。
On the basis of analyzing and investigating the plots and stem analysis of poplar, the growth and yield models of poplar were established.
通过杨树标准地和解析木的调查分析,建立了预测精度较高的杨树生长收获模型。
On the basis of analyzing and investigating the plots and stem analysis of poplar, the growth and yield models of poplar were established.
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