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东北地区春玉米发育期评估与预报方法研究

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在东北地区中部开展春玉米分期播种试验,研究温度变化对玉米生长的影响;利用分期播种资料,根据积温学说和玉米生长与气象条件的关系,建立了春玉米主要生长发育期评估和预报模式。经过资料验证,证明评估和预报方法效果较好,可以用于当地玉米发育期预报或评估。
Study on the Assessment and Forecast Method of Growth Period of the Spring Maize in Northeast Area
The spring maize experiment of sowing by stages was carried out in the central part of northeast area to study the effect of temperature effects on the growth of corn. Using the sowing data, according to the accumulated temperature theory and the relationship of the maize growth and meteorological conditions, assessment and prediction model in spring corn growth period was established. After verification, it was proved that effect of evaluation and forecast method was good and could be used for forecast and evaluation of local corn development stage.

spring maizesowing by stagesassessmentpredictiondevelopmental phasenortheast area

陈剑、王琪、韩智平、马树庆、李杭明

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吉林省白城市气象局,吉林白城137000

吉林省气象科学研究所

吉林省气象台

南京信息工程大学

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春玉米 分期播种 评估 预报 发育期 东北地区

2012

现代农业科技
安徽省农业科学院

现代农业科技

影响因子:0.355
ISSN:1007-5739
年,卷(期):2012.(23)
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