Fig. 2 | Scientific Reports

Fig. 2

From: Effects of different organic materials and reduced nitrogen fertilizer application on sorghum yield and soil nutrients

Fig. 2The alternative text for this image may have been generated using AI.

Characteristics of soil physicochemical properties changes with depth under different treatments. In this figure, TN represents total nitrogen; TP stands for total phosphorus; TK represents total potassium; SOM stands for soil organic matter; SK represents exchangeable potassium; SP stands for available phosphorus.

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