根据生产中棵烟的目标,结合平陆县烟叶旱塬生产和连年种植的特点,施肥量要适当增加,施肥方法要得当,增施饼肥要普遍。 1.施肥原则 早施、巧施氮肥,增施磷钾肥和饼肥(油渣),提倡分次、分层施肥。 2.施肥时间和方法 栽烟前20～30天施入基肥,施入的圈肥、氮肥应占总量的 According to the target of producing tobacco, combining with the characteristics of the tobacco production in dry land and the successive planting in Pinglu County, the amount of fertilizer should be increased appropriately. The methods of fertilization should be properly applied and the application of cake fertilizer should be universal. 1. The principle of fertilization as early Shi, clever application of nitrogen fertilizer, increased phosphorus and potassium and cake fertilizer (oil residue), to promote grading, stratification fertilization. Fertilization time and method 20 to 30 days before the application of basal fertilizer, manure applied to the nitrogen should be the total amount of