光温条件对陆稻“秦爱”、“冀粳7号”粒重及种植期的影响

中国农业气象

光温条件对陆稻“秦爱”、“冀粳7号”粒重及种植期的影响

刁瑛元;马秀玲;张文绪;

北京农业大学,北京农业大学,北京农业大学,

出版日期:1988-09-10 发布日期:1988-09-10

EFFECT OF LIGHT AND TEMPERATURE TO GRAIN WEIGHT AND SEEDING TIME IN UPLAND RICE VARIETIES“QIN AI”AND“JI GENG NO.7”

Diao Yingyuan Ma Xioling Zhang Wenxu (Beijing Agricultural University)

Online:1988-09-10 Published:1988-09-10

摘要/Abstract

摘要： 陆稻“秦爱”,在北京,天津地区多作麦茬种植,为充分发挥其生产潜力,对陆稻“秦爱”、“冀粳7号”进行了分期播种对比试验。由于各播期所受光温条件的差异,使粒重随播期而发生变化。“秦爱”的最佳播期比麦茬种植要提早10～20天。为此,建议“秦爱”在作麦茬种植时,应安排在早熟麦地块,尽量提早播种期。

关键词: NULL

Abstract: Bring productive potentiality intofull play of upland rice variety“QinAi”seeding on unfallowing field of wheatin Beijing and Tianjing area.The diff-erent seeding time experiment of “QinAi”and“Ji Geng No. 7”was goneon.As result to variant grain weightwith seeding time because there are di-fferent light and temperature in diffe-rent seeding time,since the optimumseeding time is earlier 10-20 days thanthe seeding time of unfallowing fieldof wheat.We suggested that the“QinAi”are seeded on unfallowing field ofearly maturity wheat.

Key words: NULL, NULL

刁瑛元;马秀玲;张文绪;. 光温条件对陆稻“秦爱”、“冀粳7号”粒重及种植期的影响[J]. 中国农业气象.

Diao Yingyuan Ma Xioling Zhang Wenxu (Beijing Agricultural University). EFFECT OF LIGHT AND TEMPERATURE TO GRAIN WEIGHT AND SEEDING TIME IN UPLAND RICE VARIETIES“QIN AI”AND“JI GENG NO.7”[J]. Chinese Journal of Agrometeorology.