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烟田油菜免耕直播不同密度研究

作  者:
张月强;张观武
单  位:
德江县农业技术推广站;德江县楠杆乡农业服务中心
关键词:
油菜;烟田;免耕;直播;定植密度
摘  要:
为探讨烟田油菜免耕适宜密度,以行距为固定的烟垄行、穴距为33.33cm,穴定植留苗2株、3株、4株、5株4种不同定植密度,进行了烟田油菜免耕直播试验研究。结果表明,烟田油菜免耕直播最佳密度,在现有施肥水平和管理条件下,以穴定植3株,定植密度6 000株/667m2最佳。
译  名:
Study of Different Planting Density on Direct Seeded Rape in No Tillage Tobacco Field
作  者:
ZHANG Yue-Qiang;ZHANG Guan-wu;Dejiang Agricultural Technology Extension Station;Nangan Agricultural Service Center;
关键词:
rape;;tobacco field;;no tillage;;direct seeded;;planting density
摘  要:
In order to explore appropriate planting density of rape,2 rape seedlings,3 rape seedlings,4 rape seedlings and 5 rape seedlings per hill with spacing 33.33 cm in no tillage tobacco field were studied.The results showed that under the condition of current fertilization and management,3 rape seedlings per hill,planting density of 6000 plants/667m2 could obtained the highest yield.

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