Rice Research Institute Heilongjiang Academy of Agriculture Sciences/Scientific Observing and Experimental Station of Rice Cold Damage in Cold Region Ministry of Agriculture Jiamusi 154026 China;
Jiamusi Agricultural Technology Extension Station Jiamusi 154003 China;
Rice Research Institute Heilongjiang Academy of Agriculture Sciences/Scientific Observing and Experimental Station of Rice Cold Damage in Cold Region Ministry of Agriculture Jiamusi 154026 China;
Rice Research Institute Heilongjiang Academy of Agriculture Sciences/Scientific Observing and Experimental Station of Rice Cold Damage in Cold Region Ministry of Agriculture Jiamusi 154026 China;
Rice Research Institute Heilongjiang Academy of Agriculture Sciences/Scientific Observing and Experimental Station of Rice Cold Damage in Cold Region Ministry of Agriculture Jiamusi 154026 China;
Rice Research Institute Heilongjiang Academy of Agriculture Sciences/Scientific Observing and Experimental Station of Rice Cold Damage in Cold Region Ministry of Agriculture Jiamusi 154026 China;
Rice Research Institute Heilongjiang Academy of Agriculture Sciences/Scientific Observing and Experimental Station of Rice Cold Damage in Cold Region Ministry of Agriculture Jiamusi 154026 China;
Rice Research Institute Heilongjiang Academy of Agriculture Sciences/Scientific Observing and Experimental Station of Rice Cold Damage in Cold Region Ministry of Agriculture Jiamusi 154026 China;
Rice Research Institute Heilongjiang Academy of Agriculture Sciences/Scientific Observing and Experimental Station of Rice Cold Damage in Cold Region Ministry of Agriculture Jiamusi 154026 China;
Rice Research Institute Heilongjiang Academy of Agriculture Sciences/Scientific Observing and Experimental Station of Rice Cold Damage in Cold Region Ministry of Agriculture Jiamusi 154026 China;
Cold region; Rice; High yield; Quality; Density; Seeding number;