Heilongjiang Provincial Key Laboratory of Modern Agricultural Cultivation and Crop Germplasm Improvement/Daqing Key Laboratory of Saline-alkaline Land Utilization and Improvement/College of Agriculture Heilongjiang Bayi Agricultural University Daqing 163319 P.R.China;
Heilongjiang Provincial Key Laboratory of Modern Agricultural Cultivation and Crop Germplasm Improvement/Daqing Key Laboratory of Saline-alkaline Land Utilization and Improvement/College of Agriculture Heilongjiang Bayi Agricultural University Daqing 163319 P.R.China;
Heilongjiang Provincial Key Laboratory of Modern Agricultural Cultivation and Crop Germplasm Improvement/Daqing Key Laboratory of Saline-alkaline Land Utilization and Improvement/College of Agriculture Heilongjiang Bayi Agricultural University Daqing 163319 P.R.China;
Heilongjiang Provincial Key Laboratory of Modern Agricultural Cultivation and Crop Germplasm Improvement/Daqing Key Laboratory of Saline-alkaline Land Utilization and Improvement/College of Agriculture Heilongjiang Bayi Agricultural University Daqing 163319 P.R.China;
Heilongjiang Provincial Key Laboratory of Modern Agricultural Cultivation and Crop Germplasm Improvement/Daqing Key Laboratory of Saline-alkaline Land Utilization and Improvement/College of Agriculture Heilongjiang Bayi Agricultural University Daqing 163319 P.R.China;
Heilongjiang Provincial Key Laboratory of Modern Agricultural Cultivation and Crop Germplasm Improvement/Daqing Key Laboratory of Saline-alkaline Land Utilization and Improvement/College of Agriculture Heilongjiang Bayi Agricultural University Daqing 163319 P.R.China;
Heilongjiang Provincial Key Laboratory of Modern Agricultural Cultivation and Crop Germplasm Improvement/Daqing Key Laboratory of Saline-alkaline Land Utilization and Improvement/College of Agriculture Heilongjiang Bayi Agricultural University Daqing 163319 P.R.China;
Heilongjiang Provincial Key Laboratory of Modern Agricultural Cultivation and Crop Germplasm Improvement/Daqing Key Laboratory of Saline-alkaline Land Utilization and Improvement/College of Agriculture Heilongjiang Bayi Agricultural University Daqing 163319 P.R.China;
rice yield; saline–alkaline soil; nitrogen accumulation; paddy field; Songnen Plain;