翻译成英文 急~~~

美国将全国划分为若干个农业区，每个农业区生产一两种主要农产品，如乳畜带内拥有全国奶牛的1/3，生产全国牛奶、乳制品的1/2；玉米带生产的玉米占全 国的3/4、大豆占60％，这里还利用玉米做饲料，饲养占全国2/3的生猪和1/4的肉牛。这样可以充分利用各地区的自然条件和自然资源的优势，同时能更 有效地发挥农业机械的作用，并广泛应用现代科学技术，从而提高劳动生产率。
In the United States, the whole country is dividend into several agricultural sections according to its main products. For example, diary section where lives 1/3 of the nation’s cow produces 1/2 of the nation’s milk and milk products; In corn section, 3/4 of the nation’s corns and 60% of soybeans are produced, where corns feeds 2/3 of the nation’s swine and 1/4 of beef cattle. In such a case, the agricultural machineries can be fully applied in the fields with the advantages of the natural resources in different places; thus, working effects can be highly improved with the assistance of modern techniques.
农产品出口占世界同一产品总出口量比重
美国农业人口占全国人口的2.2％，平均每个劳动力可供76人消费，不仅满足本国需要，还可以有1/3～2/5的农产品用于出口。
Proportion in world exports of agricultural products
In the United States, 2.2％ of the populat