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秧苗移栽和大田直接播种,是国外通常种植水稻的两种方法。大田直接播种(简称直播)又分撒播和行播,水田和旱田均可。美国和澳大利亚,因其水源充足,排灌控制良好,所以普遍采用直播。意大利、希腊、葡萄牙、摩洛哥和土耳其等国也广泛采用直播。印度70—75%的水稻田是直播(撒播)的。亚洲地区的大部分热带国家,因为排灌控制设备差,且直播易受鼠、蜗牛等为害,所以普遍采用秧苗移栽的方法。
Seedling transplanting and direct seeding in the field are the two methods commonly used to grow rice abroad. Ota direct sowing (referred to as live) is divided into broadcast and sowing, paddy field and dry land can be. The United States and Australia, because of its abundant water, irrigation control well, it is generally used live. Live broadcasts are also widely used in countries such as Italy, Greece, Portugal, Morocco and Turkey. 70-75% of paddy fields in India are live (sowing). Most tropical countries in Asia, because of poor drainage control equipment, and live insensitive to rats, snails and other damage, so commonly used seedling transplanting method.