Fig. 4From: Enhancing ecological-economic efficiency of intensive shrimp farm through in-out nutrient budget and feed conversion ratioSpatio-temporal variations of (a) total nitrogen and (b) total phosphorus in the water during a 90-d crop cycle. Graphical distribution maps present average nutrient values on each sampling location based on four-time sampling in the experiment. Boxplots demonstrates data distribution based on monthly experimentBack to article page