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黄淮地区自然条件优越,原为我国最大的大豆生产基地之一。就豫、鲁、皖、苏等省不完全统计,目前种植面积仍有4000余万亩,约占全国总面积的39%,总产约22亿公斤,占全国的28.4%。单产低而不稳,风调雨顺的年份单产可达100公斤,灾害年份个别地区仅20余公斤,三十年来亩产长期徘徊在75公斤左右。1983—1985年在国家科委主持下,开展豫、
Huanghuai region superior natural conditions, the original for China’s largest soybean production base. With regard to the incomplete statistics of Henan, Shandong, Anhui and Jiangsu provinces, there are still more than 4,000 mu of cultivated area, accounting for 39% of the total area of the country with a total output of 2.2 billion kilograms, accounting for 28.4% of the national total. Yields are low and unsteady, yielding up to 100 kilograms per year, and in some areas of the disaster year are only over 20 kilograms. Over the past 30 years, per-mu production has hovered around 75 kilograms for a long time. 1983-1985 Under the auspices of the State Science and Technology Commission, to carry out Yu,