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烟草对肥料的需求较为敏感,它和其它作物一样对肥料的需求有一个最大临界期,此时对肥料的需求数量最多,最迫切,利用率最高。因此,根据烟草的生理特性及对肥料的需求规律确定追肥的种类、数量及施法,满足这一时期肥料的供给是获得优质高产的关键。
Tobacco is more sensitive to the demand for fertilizers. As with other crops, tobacco has a maximum critical period of demand for fertilizers. At this time, the demand for fertilizers is the largest, the most urgent and the most efficient. Therefore, according to the physiological characteristics of tobacco and the demand for fertilizer to determine the type, quantity and application of top dressing, to meet the supply of fertilizer during this period is the key to high quality and high yield.