仙桃市地处江汉平原腹地,是湖北省主产棉县(市)之一。近年棉花种植面积在2.7万hm2左右。20世纪90年代初基本上是麦套棉。1997年后,由于棉价下跌,加之种植小麦经济效益低(产值2250元/hm2左右)。棉花前作改为油菜,一般产菜籽2250kg/hm2左右,产值4500元kg/hm2左右,高产年份达到300 Xiantao City is located in the hinterland of Jianghan Plain, Hubei Province is one of the main cotton counties (cities). In recent years cotton planting area of ​​27000 hm2 or so. In the early 1990s, wheat was basically cotton. After 1997, due to falling cotton prices, combined with low economic benefits of planting wheat (output value of 2250 yuan / hm2 or so). Change to rapeseed cotton before, generally produce about 2250kg / hm2 rapeseed, the output value of 4500 yuan kg / hm2 or so, high-yielding years to 300