Knowing yield can help you make informed management decisions. You can estimate potential yield from past history of the field, neighboring fields of similar type, averages for specific forages, and from soils information.
Most “sick tree” problems can be traced back to underlying stresses that have reduced the tree's vigor, making it more vulnerable to diseases or insect pests.
Late summer and fall are critical times for proper pasture management. Check out this fact sheet and begin to understand plant and root growth in the Fall.
A guide for how to collect and where to get a sample analyzed for plant diseases.