The model reveals the extent to which soybean yield is affected by accumulated temperature, precipitation, soil organic matter, farm manure, and chemical fertilizers.
通过模型分析，初步揭示了积温、降水、土壤有机质以及化肥、有机肥对大豆产量的影响程度及交互作用下的变化规律。
The negative accumulated temperature decreased obviously during the over-wintering period.
冬小麦越冬期负积温明显减少。
The principal biological characteristics and the effective accumulated temperature were studied.
本文研究了该螨的主要生物学特性和有效积温。
It introduced fractal method to study changes of precipitation and accumulated temperature of Heilongjiang Province.
将分形方法引入黑龙江省降水、积温变化的研究中。
In the present paper the development zero and effective accumulated temperature of Habrobracon hebetor (Say) were studied.
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。
This paper dealt with the developmental temperature and effective accumulated temperature of different stage and whole generation of Longan psyllid.
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。
Using the main varieties in the production as samples, the relationship between the active accumulated temperature and chalkiness of rice was analyzed.
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 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。
The creep stresses computation of accumulated temperature and self weight according to construction process gives the initial stresses at the end of construction.
设计模拟了施工全过程，进行坝体的累计温度及自重徐变应力计算，提供施工期末初应力。
Timing and extent of chilling in May were considered to improve the calculating method of cold accumulated temperature and establish cold accumulated equivalent temperature.
并根据低温对水稻影响的原理，综合考虑低温发生的不同时段和低温程度对冷积温的意义，改进了冷积温计算方法，创建了当量冷积温。
The biological zero temperature and effective accumulated temperature in sea urchin Strongylocentrous nudus were determined by constant temperature experimentation in a 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 quantitative formula of accumulated temperature effect is given and the load forecast combining wavelet transform and neural network is proposed with the accumulated temperature effect.
给出了积温效应的量化公式，提出了考虑积温效应的小波变换与神经网络负荷组合预测方法。
The result showed that for a same cotton variety, its various growing stages and whole growing period vary in different year with different temperature, but it needs same accumulated temperature.
结果表明，同一品种不同年际间气温不同，各生育阶段和全生育期的长短差别很大，但所需积温基本一致。
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.
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.
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。
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