Economic threshold for this pest insect was estimated by measuring the increasement rate of population density.
并提出用害虫种群潜在密度确定卷叶螟经济阈值的方法。
Short term forecast model of disease development and wood loss rate are built. Control guideline and economic threshold value are decided.
建立了病害发生的短期测报模型和材积损失率估测模型，确定了病害的防治指标和经济阈值。
The paper also gives formulae for different Yunnan pine forest areas to calculate their own economic threshold according to their special situations.
本文还给出了各云南松林区可以用来根据自己的具体情况计算出适合自己的经济阈值的公式。
Based on the direct benefit and cost, the economic threshold of the third generation bollworm was calculated to be 35 eggs per 100 plants for all the levels of soil fertility.
根据防治的直接收益与直接代价，算出了第三代棉铃虫的经济阈值为百株累计卵量35粒，这一阈值可适用于不同肥力水平的地块。
The insurance firm considers events “catastrophes” if insured claims, total economic losses or casualties exceed a certain threshold.
（保险公司认为“重大灾害”事件要索赔的话，总经济损失和伤亡人数应该得达到规定的赔付点）。
Rapid economic growth has led to a dramatic decline in poverty in China, where the share of people below the threshold of $1.25 a day fell from 60.2% to 15.9% between 1990 and 2005.
经济的快速增长使得中国贫困人口数量骤减，从1990年到2005年期间，中国人每日收入低于1.25美元的比例从60.2%下降到15.9%。
In 2009, the critical threshold of one billion hungry people in the world was reached in large part due to soaring food prices and the global economic crisis.
2009年，全世界饥饿人口超过10亿大关，部分原因是由于粮价飙升以及全球经济危机。
On the economic side, reality is that there is a threshold one must cross before the reuse of some entity becomes sensible.
在经济方面，现实情况是，有一个门槛必须跨前再用一些实体成为明智的。
In debt rescheduling agreement, clause which states that if economic conditions improve beyond a predefined threshold, creditors will be entitled to increased reimbursement.
指在债务重新安排协议中的一项条款，它阐明：如果经济情况的改善超过预定的临界点，债务人应增加其偿还额。
Once the economic variables transcend their corresponding threshold, their impact on exchange rate will decline a lot, what's more, maybe the impact will diminish.
当相对劳动生产率、贸易条件、开放度以及实际货币供给超过各自相应临界值时，这些经济要素变量对汇率的影响会下降很多甚至不再影响汇率；
Surging economic growth in China pushed world steel production up by one third in the last five years, exceeding the billion-ton threshold for the first time in 2004.
过去五年，中国经济飞速发展促使钢材产量提高了三分之一，超过了2004年首次达到的10亿吨的最高纪录。
Surging economic growth in China pushed world steel production up by one third in the last five years, exceeding the billion-ton threshold for the first time in 2004.
过去五年，中国经济飞速发展促使钢材产量提高了三分之一，超过了2004年首次达到的10亿吨的最高纪录。
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