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我国是玉米生产大国,从全国总产量来看,20世纪80年代,玉米常年产量在1.1亿～1.3亿t;20世纪90年代处于不断增加的趋势,1998年玉米总产量达到了历史新高1.32亿t。21世纪初玉米总产量有所下降,2003年仅为1.16亿t。近年来,我国玉米种植面积、产量逐年增加,发展势头良好。2006年,玉米播种面积、总产和公顷产量分别达到2700万hm2、1.455亿t和5400kg;2008年,三项指标分别达到2700万hm2、1.659亿t和5
China is a big corn producer. According to the national total output, in the 1980s, the annual output of corn was between 110 million and 130 million tons. In the 1990s, the production rate of corn was on an increasing trend. In 1998, the total output of corn reached a record high of 132 million t. The total output of maize decreased slightly in the early 21st century, compared with only 116 million t in 2003. In recent years, China’s corn acreage and output have been increasing year by year with a good momentum of development. In 2006, the sown area of corn, total output and output reached 27 million hm2, 145.5 million tons and 5400 kg respectively; in 2008, the three indicators reached 27 million hm2, 165.7 million tons and 5 respectively