论文部分内容阅读
地膜覆盖是一项新兴的农业栽培技术,它已在我国农业生产中推广使用,并取得了显著的增产效果。近年来,地膜覆盖技术又有了新的发展,有色地膜在农业生产中的应用已开始崭露头角,它犹如一朵艳丽的鲜花正在开放。大家知道,绿色植物只有在光照下才能进行光合作用,科学工作者在观察和研究植物的光合作用时,发现了一个有趣的现象:不同的植物喜欢不同的色光。有的
Film mulching is an emerging agricultural cultivation technology, which has been popularized and used in agricultural production in our country and has achieved remarkable yield increase. In recent years, the mulching technology has undergone a new development. The application of colored mulch film in agricultural production has begun to emerge, it is like a beautiful flowers are opening. As we all know, green plants can only conduct photosynthesis under light. When scientists observe and study the photosynthesis of plants, they find an interesting phenomenon: different plants like different shades of light. some