摘要
本文介绍了油菜种子质量检测方法,同时基于安徽省望江县油菜种植现状,从品种选择、种子处理、田间肥水管理和病虫害防治等方面分析总结了油菜高产栽培技术。油菜种子质量检测核心指标包括水分测定(低恒温烘干法,要求含水量≤9.0%)、净度分析(净度≥98.0%)、发芽试验(20℃培养7 d计算发芽率)和纯度鉴定(纯度≥86%),其为种子质量安全提供了技术支撑。高产栽培技术包括选择生育期适中、适宜机收的高抗品种;播种前做好地块整理,通过晒种、药剂拌种防止种子携带病虫;把握大田管理的关键环节,在油菜定苗后和封行前实施中耕除草,科学施肥同时注重土壤中硫肥的施加,及时清理油菜田厢沟、腰沟和围沟,实现“旱能灌、涝能排”;注意预防油菜菌核病、蚜虫、菜青虫等病虫害,综合运用农业防治、物理防治、生物防治及化学防治方法;根据天气情况及油菜成熟度及时收获。本文为相似区域油菜高产栽培及种子质量管控提供参考。
Laboratory testing methods for rapeseed quality are introduced in this paper.Meanwhile,based on the current status of rapeseed cultivation in Wangjiang County of Anhui Province,high yield cultivation techniques for rapeseed are analyzed and summarized from the aspects of variety selection,seed treatment,field fertilizer and water management,and disease and pest control.The core indicators of laboratory testing of rapeseed seed quality,include moisture determination(low-constant temperature drying method,requiring a moisture content≤9.0%),purity analysis(purity≥98.0%),and germination test(calculating germination rate after 7 days of cultivation at 20°C),which provide technical support for seed quality safety.High yield cultivation techniques include choosing high-resistance varieties with moderate growth periods and suitable for mechanical harvesting;preparing the field before sowing and preventing seeds from carrying pests and diseases through sun-drying and chemical seed dressing;implementing intertillage and weeding after seedling establishment and before canopy closure,applying fertilizers scientifically with particular attention to sulfur fertilizer application in the soil,and cleaning the furrows between plots,furrows across plots,and surrounding furrows of rapeseed fields in a timely manner to achieve“irrigation in drought and drainage in waterlogging”;focusing on preventing sclerotinia stem rot,aphids,and cabbage worms by comprehensively using agricultural,physical,biological,and chemical control methods;and harvesting in a timely manner according to weather conditions and rapeseed maturity.This paper provides a reference for high yield rapeseed cultivation and seed quality control in similar regions.
作者
徐礼森
Xu Lisen(Wangjiang County Agricultural Product Quality and Safety Center,Wangjiang 246200,China)
出处
《安徽农学通报》
2026年第2期24-27,共4页
Anhui Agricultural Science Bulletin
关键词
油菜
高产栽培技术
种子质量检测
种子质量安全
rapeseed
high yield cultivation technology
seed quality testing
seed quality safety
