The slow-release characteristics and mechanism of urea on the chitosan-rice husk biochar matrix

This document contains the UV spectrophotometric value of the urea standard curve, the leaching release data of pure urea and each group of samples, the experimental data of the anti-breaking characteristics of pure urea and each group of samples, and the experimental data of water retention performance.本数据集包含尿素标准曲线的紫外分光光度值、纯尿素及各组样品的浸出释放数据、纯尿素与各组样品的抗破碎特性实验数据，以及保水性能实验数据。