摘要
在天长市水稻早期栽培历史中未发生过旱青立病,从2007年开始零星发生,2015年后面积迅速扩大,2020年发病面积近万亩,涉及到天长市所有乡镇,严重威胁着天长市粮食安全。通过对天长市这些年发生的水稻旱青立病进行调查研究,试图找出其发病机理和防治措施。防治水稻旱青立病,应改换前茬作物,配方施肥、增施有机肥,底肥施用硫基肥料、不施用氯基肥料,科学管水、掌握田间进水技巧,避免污水灌溉。
In the history of early rice cultivation in Tianchang city,there has been no occurrence of the disease.From 2007,it began to occur sporadically.After 2015,the area expanded rapidly.In 2020,the disease area was nearly 10000 mu,involving all villages and towns in Tianchang city,which seriously threatened the food security of Tianchang city.Through the investigation and study of rice dry qing-li disease in Tianchang city these years,trying to find out its pathogenesis and prevention measures.In order to prevent and control rice dry qing-li disease,it is necessary to change the previous crop,formula fertilization,increase organic fertilizer,apply sulfur-based fertilizer to base fertilizer,not apply chlorine-based fertilizer,scientifically manage water,master field water intake skills,and avoid sewage irrigation.
作者
郭炳宇
戴其霞
GUO Bing-yu(Tianchang Agricultural and Rural Bureau,Tianchang,Anhui 239300)
出处
《园艺与种苗》
CAS
2023年第8期91-92,共2页
Horticulture & Seed
关键词
水稻旱青立病
有机质
配方施肥
防治措施
Rice dry qing-li disease
Organic matter
Formula fertilization
Prevention measures
