3.1.6 活动积温(active accumulated temperature) 作物某生育时期内日活动温度（即高于或等于生物学零度的日平均温度）的总和。 其单位为摄氏度(℃)，计算方法依附录A.4。
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... active body temperature 活动体温 total active temperature 活动积温 active temperature control 有源 ...
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... 富营养化 活动积温 日照时数 [gap=861]Keywords】: Tailake blue algaebloom,Eutrophication,Accumulated active temperature,Sunshineduration ...
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提出了当量积温为环境因子有效性系数与活动积温乘积的概念。
Based on the study above, another concept of equivalent accumulated temperature is suggested that equals the product of the accumulated t.
分布北界的限制因子，在内陆为冬季绝对低温过低，在海滨为夏季活动积温不足。
The limited factors of the north-distribution are colder absolute minumum temperature in winter in inland and not enough active accumulated temperature in seashore.
以生产上大面积推广应用的水稻主栽品种为样本，分析了东北全区域活动积温与水稻垩白率、垩白面积、垩白度的关系。
Using the main varieties in the production as samples, the relationship between the active accumulated temperature and chalkiness of rice was analyzed.
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