农哈哈牌铁茬玉米播种机实用技术

• 出 处: 河南农业
• 发表日期: 1999年05期
• 关键词: 玉米播种机 农哈哈 玉米播种面积 玉米主产区 玉米苗期 八年 小麦收获 覆膜播种 半精量播种 生长速度

农哈哈牌铁茬玉米播种机，目前已向全国玉米主产区广泛推广，产生了巨大的经济和社会效益。以此项技术应用最为普及的河北省为例，短短八年的时间，已推广６００００余台，播种面积近１２５万公顷，占全省玉米播种面积的一半以上，平均每亩提高产量２０ｋｇ，降低作业成本...

Agricultural Haha brand iron stubble corn planter, has been widely spread to the main producing areas of corn, resulting in tremendous economic and social benefits. Take this technology as the most popular in Hebei Province, for example, in just eight years, more than 60,000 units have been popularized, covering an area of ​​nearly 1.25 million hectares, accounting for more than half of the province’s corn sown area with an average yield of 20 kg / Reduce operating costs ...