Key Laboratory of Plant Nutrition and Fertilizer of Agriculture and Rural Affairs/Institute of Agricultural Resources and Regional Planning Academy of Agricultural Sciences 100081.R.China;
Institute of Plant Nutrition and Environment Academy of Agriculture and Forestry Sciences 100097.R.China;
Institute of Agricultural Resources and Environment Academy of Agricultural Sciences 250100.R.China;
Tianjin Institute of Agricultural Resources and Environment 300192.R.China;
Department of Biology of Okara 56130;
radish yield; nutrient expert; fertilizer recommendation; nutrient utilization; apparent N loss;