阅读训练：Modern AgricultureA本文词数:215 参考时间:157Modern AgricultureEngineering and technology is an important part of modern agriculture. There are even people called agricultural engineers now. One area of agriculture where plant production is advancing rapidly is hydroponics, which is a technique of growing plants in water that contains nutrients. Because hydroponics doesnt use soil, people in very dry areas like parts of Africa, for example, can grow plants for food and other natural
