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一、我国玉米田杂草的分布区域及特点我国玉米种植划分为六个区域:北方春播玉米区、黄淮海夏播玉米区、西北灌溉玉米区、南方丘陵玉米区、西南山地玉米区、青藏高原玉米区。玉米田草害也相应划分为六个区域:北方玉米田草害区、黄淮海玉米田草害区、西北玉米田草害区、长江流域玉米田草害区、华南玉米田草害区、云贵川玉米田草害区。
First, China’s cornfield weed distribution area and characteristics China’s corn planting is divided into six areas: the northern spring sowing corn, yellow-Huaihai summer sowing corn, northwest irrigation corn, the southern hilly corn area, southwest mountain corn area, the Tibetan Plateau Corn area. Grassland damage in corn fields is also divided into six areas: grassland in northern cornfield, grassland in cornfield in Huang-Huai-Hai River, grassland in cornfield in northwest China, grassland in maize field in Yangtze River valley, grassland in maize field in southern China, Chuan cornfield grass damage area.