Which of the following is a method of soil sampling?

Grid point sampling is an effective method of soil sampling that involves dividing a field into a grid and taking samples at specific points within this grid. This approach is beneficial because it provides a systematic way to assess the variability of soil nutrients and texture across different areas of a field. By sampling at predetermined intervals, grid point sampling can highlight areas that may require different nutrient management strategies, allowing for more precise and effective application of fertilizers.

This method is particularly valuable in larger and more variable fields where soil properties can differ significantly. The collected data can then be used to create detailed maps of soil fertility and nutrient status, aiding in informed decision-making for management practices. Overall, grid point sampling's structured approach contributes to improved nutrient management and environmental stewardship.