新托福考试听力特训 CD1-Track07(在线收听) |
The Golden Age ofAmerican Agriculture What are the main reasons that made the early 20th century the golden age of American agriculture? (Click on 2 answers) A The improvement of farming methods due to advanced technology. B The governmental involvement with pesticide control. C The introduction of newly-developed seeds. D The increase of the female labor in farming. (A,C) 听力原文: CD1-track7 The Golden Age ofAmerican Agriculture Professor: We call the first two decades of the 20th century the golden age of American agriculture. What were the factors that made the periad the golden age of American agriculture? Who can offer some reason? Student: New strains of crops, improved farming methods, and what about greater use of pesticides and fertilizers? Professor: Absolutely. Technical advances continued to improve productivity. The U.S.Department of Agriculture set up demonstration farms to show how new techniques could improve crop yields. In 1914. Congress created the Agriculture Extention Service, to advice farmers and their families about everything from crop fertilzers to home sowing projects. The Department of Agriculture undertook new research . Developing hogs that were fattened faster on less grain as well as fertilizers that increased grain production. New hibrid seeds that develped into healthier plants, treatments that prevented or cured plant and animal diseases, and various methods for controlling pest were all introduced around this time. Anything else? Student: Wasn't there also some kind of population boom around then ? Professor: Good! Farm prices were high as demand for goods increased, and land values rose.Howerver, the good years of the early 20th century ended following World War one. What was happening then? Student: Maybe a lot of people, women especailly , were moving from the farm to the cities. |
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