摘要
根据2012年小麦、水稻、玉米三大主要粮食作物重大病虫越冬基数、国家气候中心冬、春季全国气候预测、农作物品种抗性布局和种植方式等因素,做出了2013年全国主要粮食作物重大病虫害发生趋势预报,预计2013年全国主要粮食作物重大病虫害总体维持重发态势,与2012年基本持平。
The major disease and insect pests of wheat, rice, and corn would be continuously severe in China in 2013, with the same occurrence degree as that in 2012. This occurrence trend forecast has been made by compre- hensive estimation according to pests＇ overwintering base, countrywide climatic forecast of winter-to-spring in 2012-2013, the distribution of resistant varieties and planting patterns of main crops in China.
出处
《植物保护》
CAS
CSCD
北大核心
2013年第2期1-4,共4页
Plant Protection
关键词
小麦
水稻
玉米
病虫害
趋势预报
wheat
rice
corn
disease and insect pests
occurrence trend forecast
