2014年灵丘春玉米生育期气象条件分析

The Analysis of the 2014 Lingqiu County Spring Maize Growth Period Meteorological Conditions

根据灵丘县2014年4月下旬到9月下旬的气象观测资料和玉米获得高产所需的农业气象条件,对灵丘县春玉米生育期的气象条件进行了综合分析,得出2014-04—09的综合气象条件能满足春玉米生长发育的需求。其中,有3个时段的气象条件与春玉米生育阶段的需求不吻合,即5月上旬出现冷害、7月中下旬降水偏少、9月出现阶段性低温和阴雨寡照天气,这些不利气象条件都会对春玉米的发育造成不同程度的影响。

Based on the meteorological observation data of Maize in Lingqiu County in 20t4 and late April to late September to obtain high yield agriculture meteorological conditions required, meteorological conditions on spring maize growth period in Lingqiu County are analyzed, obtain the comprehensive meteorological conditions of 2014-04-09 can meet the demand of development of spring maize. Among them, there are 3 periods of meteorological conditions and spring maize growth stages of demand does not coincide with that of chilling injury, appeared in early May, mid to late 7 less precipitation, September phase at low temperature and cloudy and drizzly weather, these adverse weather conditions will cause varying degrees of impact on the growth of spring maize.