The utility model belongs to the field of agricultural machines. The utility model relates to a deep fertilizer spraying machine matched with a small four-wheel tractor.
本实用新型属于农业机械领域，涉及一种与小四轮拖拉机配套使用的深施肥机。
Spraying water-soluble siliceous fertilizer on leaf surface helped to increase yield and output value, to improve appearance quality and intrinsic quality of cured tobacco.
叶面喷施水溶性硅肥可以提高产量、产值，改善原烟外观质量，提高烟叶内在质量；
By using randomized-block design of two factors, the effects of Daerfeng fertilizer and spraying date on maize yeild and other economic characteristics were studied.
采用随机区组设计方法，研究了达尔丰喷施时期和喷施量对玉米产量和其它经济性状的影响。
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