发育起点温度及有效积温因不同龄期均有差异。
Development thresholds and accumulated temperatures vary owing to different instars.
根据有效积温的值可以完成生长期的判断,产期的预测等。
The growth period can be concluded according the calculation value and production period can be forecasted.
表现为:在棉花生长季节光热资源充足、日照时数多、有效积温高,…
Expression is: Seasonal light grows to heat up resource in cotton earthnut duration of enough, sunshine accumulates Wen Gao more, effectively, …
在实验室条件下,对麦蛾茧蜂各虫态的发育起点温度与有效积温进行研究。
In the present paper the development zero and effective accumulated temperature of Habrobracon hebetor (Say) were studied.
世代分化现象,测定了卵期、幼虫和蛹期及全世代的发育起点温度和有效积温。
The generation differentiation and the development initial temperatures and effective accumulated temperatures for egg, larva and pupa and whole generation of A.
在实验室条件下对刺槐叶瘿蚊的发育历期、发育起点温度和有效积温进行了研究。
The developmental threshold and effective accumulative temperature of Obolodiplosis robiniae (Haldemann) , an important insect pest of Robinia pseudoacacia, were studied in the laboratory.
通过室内试验和数理统计的方法,研究了光棘球海胆受精卵发育的生物学零度及有效积温。
The biological zero temperature and effective accumulated temperature in sea urchin Strongylocentrous nudus were determined by constant temperature experimentation in a laboratory.
在人工气候室不同温度下测定龙眼角颊木虱的各个虫态及全世代的发育起点温度和有效积温。
The developmental zero and effective accumulated temperature for individual development of Cornegenapsylla sinica were measured by the experiment under constant temperature in the climatic chamber.
采用辐热积法对植株总干物质量的预测精度比有效积温法和比叶面积法分别提高56%和72%。
For the prediction of plant total dry weight, the prediction accuracy of TEP based model is 56% and 72%, respectively, higher than that of GDD and SLA based model.
报道了龙眼角颊木虱的各个虫态及全世代的发育起点温度和有效积温,并与实际发生情况作了初步验证。
This paper dealt with the developmental temperature and effective accumulated temperature of different stage and whole generation of Longan psyllid.
利用已有的有效积温的经验数据,结合气象数据资料,就可以推断番茄的生长期、产期等一系列有用的目标值。
Using the known experiential data of effective accumulated temperature and weather datum, the goal values of growth and production periods can be obtained.
利用已有的有效积温的经验数据,结合气象数据资料,就可以推断番茄的生长期、产期等一系列有用的目标值。
Using the known experiential data of effective accumulated temperature and weather datum, the goal values of growth and production periods can be obtained.
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