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The runoff of suspended, substances, nitrogen, and phosphorus by enforced draining during the ploughing season Experiments in paddy fields
enforced draining Lake Biwa nitrogen paddy field phosphorus SS
2009/4/2
The runoff of suspended substances (SS), nitrogen, and phosphorus by enforced draining during the ploughing season was calculated from experiments in two paddy fields. The area of a paddy field was 30...