期刊论文

Effect of Sowing Amount and Seedling Strengthening Agent on Seedlings Quality and Yield of Machine Transplanted Late Rice in Southern Hunan

中文

作物研究

1001-5280

2023

37

6

543-550

2018YFD0301005:国家重点研发计划 2017YFD0301501:国家重点研发计划

本校为其他机构

提高秧苗素质是提高水稻产量与抗逆性的有效途径。为明确播种量和壮秧剂喷施时期对湘南机插晚稻秧苗素质和产量的影响,以H优518为材料,设置3个壮秧剂喷施时期(A1.1叶1心期;A2.2叶1心期;A3.1叶1心期+2叶1心期)...展开更多 提高秧苗素质是提高水稻产量与抗逆性的有效途径。为明确播种量和壮秧剂喷施时期对湘南机插晚稻秧苗素质和产量的影响,以H优518为材料,设置3个壮秧剂喷施时期(A1.1叶1心期;A2.2叶1心期;A3.1叶1心期+2叶1心期)与4个播种量(干种子)(B1.75 g/盘;B2.90 g/盘;B3.105 g/盘;B4.120 g/盘),于2018—2019年在湖南衡阳县开展大田试验。结果表明:(1)随播种量增加,秧苗成苗数和苗高增加,但成...

Improving seedling quality is an effective way to increase rice yield and stress resistance.To clarify the effect of sowing amount and spraying period of seedling strengthening agent on the seedlings quality and yield of machine transplanted late rice in southern Hunan,...MORE Improving seedling quality is an effective way to increase rice yield and stress resistance.To clarify the effect of sowing amount and spraying period of seedling strengthening agent on the seedlings quality and yield of machine transplanted late rice in southern Hunan,field experiments were carried out in Hengyang count...