优化施肥下长江流域冬小麦产量及肥料增产效应

黄晓萌,刘晓燕,串丽敏,杨兰芳,何萍,王秀斌,仇少君,赵士诚,徐新朋

Effects of Yield and Fertilization on Yield Increase of Winter Wheat in Yangtze Valley Under Optimized Fertilization

HUANG XiaoMeng,LIU XiaoYan,CHUAN LiMin,YANG LanFang,HE Ping,WANG XiuBin,QIU ShaoJun,ZHAO ShiCheng,XU XinPeng

表1 长江流域冬小麦试验点信息

Table 1 The soil characteristics of experimental sites in winter wheat growing-region in Yangtze Valley

省（市） Province 样本数 No. of samples 小麦种植面积 Wheat planting area（×103 hm2） 土壤类型 Soil type 降雨量 Precipitation (mm) pH 有机质 OM (g·kg-1) 碱解氮 Hydrolyzable N (mg·kg-1) 速效磷 Olsen P (mg·kg-1) 速效钾 Available K (mg·kg-1) 四川 Sichuan 186 64.2 潮土、棕壤土、水稻土 Fluvo-aquic soil, Brown soil, Paddy soil 900-1800 5.5-8.2 1.6-48.6 13.4-191.3 1.8-62.4 23.9-130.4 云南 Yunnan 89 343.7 水稻土、红壤土、紫色土 Paddy soils, Red soil, Purplish soil 600-1500 4.3-7.8 16.5-60.9 21.9-224.0 5.0-50.8 23.9-133.0 贵州 Guizhou 35 156.0 黄壤土、紫色土 Yellow soil, Purplish soil 700-1500 6.1-7.6 1.5-32.0 53.0-165.0 5.0-25.3 44.5-123.2 重庆 Chongqing 20 30.1 黄壤土、水稻土、紫色土 Yellow soil, Paddy soil, Purplish soil 900-1600 6.5-7.7 9.6-31.2 7.8-145.0 3.0-26.6 58.8-182.4 湖北 Hubei 106 1153.2 潮土、棕壤土、黄棕壤土 Fluvo-aquic soil, Brown soil, Yellow-brown soil 800-1600 4.8-8.3 11.0-43.2 42.0-167.3 2.9-34.8 37.1-166.0 安徽 Anhui 451 2822.8 黑土、潮土、水稻土 Black soil, Fluvo-aquic soil, Paddy soil 600-1500 4.1-8.4 4.0-28.4 7.6-139.1 1.6-56.6 40.4-270.0 江苏 Jiangsu 751 2412.8 棕壤土、水稻土、潮土 Brown soil, Paddy soil, Fluvo-aquic soil 800-1400 5.2-8.5 1.1-46.3 7.3-186.3 2.3-83.1 23.8-213.0 浙江 Zhejiang 69 103.7 水稻土、红壤土 Paddy soil, Red soil 1000-1800 3.4-8.3 10.8-60.1 106.0-318.0 0.7-98.5 20.0-237.0 上海 Shanghai 29 21.0 黄棕壤、水稻土,紫色土 Yellow-brown soil, Paddy soil, Purplish soil 700-1700 6.1-7.9 10.8-27.9 34.5-134.0 9.4-50.1 62.0-164.0