If you are looking to combine two or more cells with data in them, check out How to merge cells without losing data. If the Merge and Center button is greyed out, most likely the selected cells are in Edit mode. Press the Enter key to cancel the Edit mode, and then try to merge cells.
Benefits Of Subsistence Farming. Subsistence farming merely means only being able to grow and produce enough food to sustain yourself. There really is no benefit from it other than you secure enough food for your survival. It would be very labor intensive and time consuming and you would probably have little time for other activities.
In many agricultural regions it can reduce or eliminate soil erosion. It increases the amount and variety of life in and on the soil, including disease-causing organisms and disease suppression organisms. The most powerful benefit of no-tillage is improvement in soil biological fertility, making soils more resilient.