Jon S - 7/21/2011 06:47 Mainly because soil test phos levels will get too high. Also, my somewhat casual observations on a few relatively small areas where I have tried just what you are suggesting have led me to conclude that it isn't necessary. Timely water is the most yield limiting factor. I do think there is something to the culmulative effect of years of manure applications and drought tolerance. correct. Build the soil structure, O.M. with Litter and Improve drought tolerance . on some soils it can take 10 to 20 years Plus. Of Proper Management Practices. to overcome 50-100 plus years of Negligence. |