农业科学与技术(英文版)
農業科學與技術(英文版)
농업과학여기술(영문판)
AGRICULTURAL SCIENCE & TECHNOLOGY
2015年
7期
1381-1384
,共4页
刘利成%敬礼恒%李蓉%何川%洪珊%邓化冰
劉利成%敬禮恆%李蓉%何川%洪珊%鄧化冰
류리성%경례항%리용%하천%홍산%산화빙
双季杂交稻%栽培方式%产量%光合特性
雙季雜交稻%栽培方式%產量%光閤特性
쌍계잡교도%재배방식%산량%광합특성
Double-cropping rice%Cultivation method%Yield%Photosynthetic charac-teristic
为探明杂交早稻组合株两优4024和晚稻组合 H优159作双季稻种植的适宜栽培方式,研究了抛秧和移栽2种栽培方式对其剑叶 SPAD 值、剑叶光合速率、产量及产量构成因素的影响。结果表明,抛栽方式有利于株两优4024和 H优159增产;抛栽水稻齐穗后剑叶具有较高的叶绿素含量和光合速率,且下降较缓慢是其高产的生理基础。
為探明雜交早稻組閤株兩優4024和晚稻組閤 H優159作雙季稻種植的適宜栽培方式,研究瞭拋秧和移栽2種栽培方式對其劍葉 SPAD 值、劍葉光閤速率、產量及產量構成因素的影響。結果錶明,拋栽方式有利于株兩優4024和 H優159增產;拋栽水稻齊穗後劍葉具有較高的葉綠素含量和光閤速率,且下降較緩慢是其高產的生理基礎。
위탐명잡교조도조합주량우4024화만도조합 H우159작쌍계도충식적괄의재배방식,연구료포앙화이재2충재배방식대기검협 SPAD 치、검협광합속솔、산량급산량구성인소적영향。결과표명,포재방식유리우주량우4024화 H우159증산;포재수도제수후검협구유교고적협록소함량화광합속솔,차하강교완만시기고산적생리기출。
To explore the high-yield cultivation methods of Zhuliangyou 4024 and H You 159 when planted as double-cropping rice, the effects of two cultivation meth-ods, i.e., seedling broadcasting and transplanting, were studied on SPAD value, photosynthetic rate, grain yield and yield components. The results showed that the seedling broadcasting cultivation was conducive to Zhuliangyou 4024 and H You 159 to obtain higher yield. The higher chlorophyl content and photosynthetic rate and their slower decrease of flag leaf after ful heading of the seedling broadcasting cultivation were thought to be the physiological basis of high yield.