(一)贸易差额的产生仔细分析三年来我国各大类农产品贸易差额状况可以看到,水产品、蔬菜、水果、茶叶、干豆、坚果、饼粕和花卉8大类产品是贸易顺差的主要来源,而食糖、畜产品、棉花、植物油和食用油籽为贸易逆差的主要根源,粮食在2002年和2003年为贸易顺差,而2004年出现了13.8 (A) Analysis of the production of trade balance A careful analysis of the trade balance situation of China’s major agricultural products over the past three years shows that the eight major categories of aquatic products, vegetables, fruits, tea, dried beans, nuts, pancakes and flowers are the major trade surpluses. Sources, while sugar, livestock products, cotton, vegetable oils, and edible oilseeds were the main causes of the trade deficit, food was a trade surplus in 2002 and 2003, and in 2004 there was a 13.8