品种与技术

3种栽插方式对水稻生长发育及产量的影响

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  • 1 吉林农业科技学院植物科学学院,吉林 吉林 132101;2 吉林省长春市九台区乡村大世界农民合作社,长春 130500

网络出版日期: 2017-05-20

基金资助

吉林省科技发展计划项目(20140101146JC);吉林农业科技学院作物遗传育种-校级重点学科(112012015001)

Effects of Three Planting Methods on Growth and Yield of Rice

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Online published: 2017-05-20

摘要

在高产栽培条件下,采用小区对比方法,研究了3种栽插方式对水稻生长发育及产量的影响。结果表明,宽窄行组穴均错栽插方式大幅提高了水稻种植密度,水稻生育期延后3~4 d,改善了稻株光养供给条件,叶绿素含量较高,光能利用率提高,有效增加了单位面积总苗数、有效穗数和实粒数,可获得11 711.11 kg/hm2的产量,比宽行窄株的2种栽插方式分别增产11.66%和19.91%。在本试验条件下,宽窄行组穴均错栽插方式水稻栽插密度为27万穴/hm2,能发挥高产潜力并获得高产。

本文引用格式

刘玉兰1,陈殿元1*,张殿双2,范文忠1,李新江1,张国印1 . 3种栽插方式对水稻生长发育及产量的影响[J]. 中国稻米, 2017 , 23(3) : 71 -73 . DOI: 10.3969/j.issn.1006-8082.2017.03.016

Abstract

A field experiment was carried out to explore the effects of three planting methods on the growth and yield of rice under the condition of high yield cultivation. The results showed that the planting method of wide-narrow row planting with evenly staggered populations and beds substantially enhanced the planting density, prolonged 3 to 4 days of the growth and development period of rice, improved the light and nutrient supply capacity, the content of chlorophyll and the light utilization efficiency, effectively increased the numbers of seedlings per unit area, effective panicles and filled grains, and the yield reached 11 711.11 kg/hm2, which was increased by 11.66% and 19.91% compared with the other two planting methods respectively. Under the experimental condition, the cultivation method of wide-narrow row with the evenly staggered planting populations and beds, and the planting density of 270,000 hole/hm2 would fulfill the high yield potential and reach the high output.

参考文献

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