作物气象
- 网络crop meteorology
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运用李斯(Lieth)方法计算粮食作物的气象产量,预测气温、降水量变化对气象产量的影响,并且提出适合该区应对气候变化的粮食生产和农业发展对策。
Calculating the meteorological yields of grain crops , By using Lieth method , the meteorological yields of grain crops are calculated . The impact of temperature and precipitation changes on meteorological yields is predicted .
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主因子分析在粮食作物产量气象预报中的应用
Application of Principal Factor Analysis in Meteorological Forecasting of Crop Yields
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浙江省作物产量气象预测服务系统研究
Studies of operational system of crop yield forecast service for Zhejiang Province
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海伦县作物抗御气象灾害合理种植比例的决策分析
Strategic analysis of crop rational planting ratio in fighting climatic disaster in Hailun County
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江苏省1998年夏熟作物减产气象条件分析
Analysis on the Meteorological Conditions of Yield Reduction of Summer Harvest Crop in Jiangsu in 1998
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为开展农作物产量气象预报业务服务工作,研制了甘肃在作物产量气象预报服务系统,可为用户提供准确率高、形式多样的农作物产量预报服务。
The service system of the crop yield forecasting by meteorological factors in Cansu province was programmed which could provide high accuracy and many forms of service for clients .
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从未来气候变化对四种作物的气象产量的影响上来看,降水对小春作物小麦的产量的影响较大,气温对大春作物水稻、玉米、甘薯的影响较大。
From the effect of future climate change scenarios on meteorological yield of the four crops , precipitation has great influence on wheat yield . Temperature has great influence on the yield of rice , maize and sweet potato .
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系统包括一个数据库(温室、作物以及气象资料)和三个模型(作物生长模拟模型、温室加温能耗预测模型以及加温控制目标优化模型)。
The system consists of a database ( including information about greenhouse , crop and climate data ) and three models ( a crop growth simulation model , an energy consumption estimation model and a set points optimization model ) .
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作物产量动态气象预报业务系统的设计与实现
Design and Implementation of the Crops Yield Dynamic Meteorological Prediction Operation System
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影响我国主要粮食作物产量的气象因子研究
Primary Meteorological Factors Affecting Major Cereal Crop Yields in China
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作物冠层微气象仪器研制与应用
The design and application of an observation instrument of microclimate within crop canopy
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我国冬小麦霜冻灾害致灾因子危险度评价&基于作物生育阶段气象指标
Frost Hazard Risk Assessment of Winter Wheat : Based on the Meteorological Indicator at Different Growing Stages
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森林灾害危害及生态环境恢复与重建我国冬小麦霜冻灾害致灾因子危险度评价&基于作物生育阶段气象指标
Forest Calamity And Environmental Recovery and Reconstruction ; Frost Hazard Risk Assessment of Winter Wheat : Based on the Meteorological Indicator at Different Growing Stages
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因此,本研究根据突变理论知识,以作物状况、气象因素及天敌为3种控制变量,以害虫种群数量动态为状态变量,构建了符合种群动态规律的燕尾突变模型。
In this study , the swallowtail catastrophe model of population dynamics is build based on catastrophe theory , considering crop conditions , weather factors and predators as three kinds of control variables and pest population as the state variables .
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干旱胁迫是全球限制作物生产的主要气象灾害。
Drought stress is a main meteorological disaster restricting crop production worldwide .
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夏熟作物生长不断遭遇气象灾害,属减产气候年景。
The growth and yields of summer crops were affected by weather disasters .
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2006年云南省小春作物生长季内气象影响分析。
Climate influence on the growth period of Yunnan summer harvest crops in2006 .
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研制成适用于测定作物冠层内部微气象(温度、湿度和风速)的观测仪器。
An observation system was developed to measure microclimate ( temperature , humidity and wind speed ) within canopies of crops .
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从土壤水分、作物生长发育及气象条件三个方面分析了冬小麦农田耗水变化特点。
The characteristics of field water consumption of winter wheat were studied from soil water content , crop growth and meteorological factors .
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旱灾是自然界的一种异常现象,是在一定时期内降水少于某一量级,导致土壤严重缺水,地表水源枯竭,危及作物生长发育的气象灾害。
Drought is a natural anomaly Precipitation in a certain period of time less than a certain order of magnitude , resulting in serious water shortage soil , surface water sources drying up , endangering crop growth and development of meteorological disasters .
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本文通过GM(1,1)灰色模型将庄浪县作物产量分解为趋势产量、气象产量,并对庄浪县土豆、小麦作物的气象产量与降水量进行了相关性分析。
The crops yield is divided into trend and weather outputs according to GM ( 1,1 ) model in Zhuanglang County .
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作物模型在帮助人们理解作物和气象、土壤及栽培技术的相互关系方面有很大作用,并成为农业生产定量评价的重要手段之一。
Crop models have a significant role in helping people to understand the relationship among crops , meteorology , soil and cultivation techniques , and have become one of the important means of quantitative evaluation in agricultural production .