Study on greenhouse microclimate and crop model is a useful tool for optimization of greenhouse crop and climate management.
温室小气候和作物模型研究是辅助温室作物生产环境优化调控和栽培管理的有力工具。
Agricultural model is one of core technology in digital agriculture, however, crop model is an important content in agricultural model.
农业模型是“数字农业”的核心技术之一，作物模型是农业模型的重要内容。
The crop model of the modern small-scale peasant economy is decided by the following factors:first of all, the natural constraints on the choice of crops;
近代小农经济的作物模式主要受到以下几个方面因素的影响：首先，自然环境对作物选择的制约；
The results showed that compared with GCMs, RCM combined with the crop model could omit the intercurrent process of stochastic weather generator and decrease the assessment uncertainty.
结果表明，相对于大气环流模型来说，区域气候模式与作物模型的结合省去了随机天气发生器的中间环节，减小了不确定性产生的因素。
In this study, the method of actuarial investigation of forage productivity and soil moisture on artificial pasture combined with numerical simulation value by dynamic crop model were used.
本研究主要采用黄土高原典型气候区大面积的野外人工草地生产力和土壤水分的实地调查和计算机系统动力学模型数值模拟研究相结合的方法。
Visual Rice Growth Models (VRGM) system represented an effort to design crop modeling software with object-oriented paradigm and to organize classes in system with model-document-view architecture.
可视水稻生长模型作为一个实例为作物生长模型软件的设计，提供了一个系统分解和系统组织的框架。
Although the current crop of enterprise tools use the central hub-and-spoke model, this is not a strict requirement.
尽管当前的企业工具使用集中轮辐模型，但这并不是强制性的要求。
Rice is an important worldwide cereal crop, as well as a model plant for molecular biology research.
水稻是世界上最主要的粮食作物之一，也是分子生物学研究的重要模式植物。
Crop growth simulation model is one of the most active domains in agricultural science.
作物生长模拟模型是目前农业科学中最为活跃的一个领域。
Based on the principle of a varied mass system, the non linear mathematical model of the crop mechanics for an axial threshing process was set up.
运用变质量系统的基本原理，建立轴流脱粒过程中谷物运动的非线性动力学模型。
The principle of GREENLAB plant model can apply to simulate morphology and biomass partitioning of crop root system.
GREENLAB模型的原理可以应用于对作物根系形态结构和生物量分配的动态模拟；
The crop water stress index (CWSI) model for monitoring summer maize water stress in North China Plain (NCP) was set up in this paper.
探讨并建立了适合于中国华北地区夏玉米水分状况监测的作物水分胁迫指数(CWSI)模型。
Rice is not only the most important food crop in the world, but also a model plant for study of the molecular developmental biology in monocots.
水稻是世界上最重要的粮食作物之一，也是单子叶植物发育分子生物学研究的理想模式植物。
In simulating crop growth, ORYZA rice-growth model was selected and some parameters were modified by field experiment.
对于作物生长的模拟，选用了ORYZA水稻生长模型，并结合田间实验修改了其中一些参数。
At present, usually parameters and systems have been optimized by least square techniques and dynamic programming in the research of crop water model and crop response to water and salt.
在作物水模型及作物水盐响应相关研究中，目前多采用最小二乘法进行参数寻优，动态规划法对系统进行优化。
The translation model between image and crop row coordinate under monocular vision was set up, ignored the height of row crop.
忽略作物生长高度，建立了单目视觉条件下，从图像坐标系到作物生长平面坐标系的转换模型。
Soil's optimum water content for crop (sunflower) stages in different salty soil has been get by GA-ANN coupling model.
通过GA-ANN耦合模型的建立求解了不同含盐程度土壤中作物（油料向日葵）的适宜含水率。
Tea crop area, harvesting area, per unit area yield, gross output, and the total agricultural output value of the tea industry are analyzed and assessed by using regression model analysis.
运用回归模型对茶叶种植面积、采收面积、单位面积产量、总产量、茶叶农业总产值进行分析和预测。
The sensitive indexes of crop water model for spring wheat has been get with RAGA.
运用基于实码的加速遗传算法(RAGA)优化求解了春小麦作物水模型的敏感系数。
The model bank, therefore, can provide a quantitative basis for increasing 'modellization cultivation' in crop production.
因此，该模型库对当前作物生产中日益增多的“模式化”栽培，提供了定量的依据。
Aims Accurate simulation of green area index is critical for reliable prediction of crop growth and yield using a crop growth model.
准确模拟绿色面积指数是作物生长模拟模型可靠预测作物生长和产量的关键。
Taking the maize and wheat as example, we proved that there is a good adaptability for EPIC model to be used in Loess Plateau for crop productivity simulation research.
以黄土塬区冬小麦和春玉米为例，对EPIC模型的适用性进行了分析和验证，表明EPIC在黄土高原地区作物生产潜力模拟研究中具有较好的适用性。
Rice is the most important food crop in the world and has become one of the model crop for the research of molecular biology.
水稻是世界上重要的粮食作物，并已成为分子生物学研究的模式作物之一。
In the model, the leaf area index (LAI), crop coefficients, and root penetration and distribution were simulated for the winter wheat and summer corn double cropping system.
模型对冬小麦—夏玉米轮作体系作物叶面积指数、作物系数、根系生长与分布进行了模拟。
The model proved to be able to increase the accuracy of crop identification and image classification.
通过分类验证，使用该模型进行图像增强后，有助于提高农作物识别与图像分类的精度。
Soil crop simulator model is an effective tool for providing decision on agricultural management.
土壤作物模拟模型已成为向农业生产管理决策提供科学依据的一个有效工具。
On the base of validating the model, the application of the model in practice was discussed, especially the application in the field of predicting crop potential production.
在上述对模型准确性验证的基础上，本文进一步探讨了该模型在生产实际中的应用，并重点分析了该模型在预测作物潜在生产力方面的可行性。
This paper presents a method of using BP artificial neural network to describe crop water model.
研究了利用BP神经网络描述作物-水模型的方法。
To improve methods on crop structure dynamic model, the paper put towards controllable structure model on the base of growth function.
为了完善作物形态结构动态模型建立的方法，在基于生长方程理论建模的基础上，提出了可控式模型的建立方法。
ISAREG is an irrigation scheduling simulation model based on the concept of crop water requirements and soil water balance.
从作物需水量的基本概念出发，以水量平衡原理为基础，建立了模拟农田根层土壤水循环的计算机模型- IS AREG。
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