Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology/Agricultural College Yangzhou University/Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops Yangzhou 225009 P.R.China;
Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology/Agricultural College Yangzhou University/Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops Yangzhou 225009 P.R.China;
Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology/Agricultural College Yangzhou University/Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops Yangzhou 225009 P.R.China;
Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology/Agricultural College Yangzhou University/Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops Yangzhou 225009 P.R.China;
spring maize; grain yield; slow release fertilizer; nitrogen use efficiency; economic benefit;