Abstract:

An investigation was conducted to research the amount and ratio of base and top-dressing of nitrogen, phosphorus and potassium fertilizer on Peanut in different region of Shangdong province, and the problems in peanut fertilization were detailedly analysed. Aiming at the actuality of base and top-dressing fertilizer on peanut in Shandong province, some conclusions were put forward in this paper. As far as concerned nitrogen fertilizer, it was proper to reduce amount of basal fertilizer and to increase amount of top-dressing fertilizer, or to apply controlled/slow-release nitrogen fertilizers. For phosphorus fertilizer and potassium fertilizer, the compound fertilizer varieties and largest basal fertilizer proportion should be carried out on peanut fertilization in Shandong province.