Besides research evidence, I offer my own. I had continuous corn for 8 years, needing to deliver to a now defunct (they funct up) ethanol plant. I rent out over 300 acres to a neighbor, and farm a small portion myself. We are side by side on four fields. If I get 150 bpa corn, he"ll get up to 190. He"s compared his apps to mine, especially nitrogen, and I"ve been using more than he does, both according to 3 yr soil tests, with same yield goals. "09 I got 150 corn, "10 went to beans with no fertilizer......all my fields went 60 or slightly under. "11, wet Spring, June planting, no rain since July, beans did 42....no fertilizer. This year I"ll use some fertilizer on the beans, per soil test done last Fall. Will go back to corn next year. Yes, I believe in yield drag, even with higher N rates. There is a reason for crop rotation.
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Today's Featured Article - Piston Ring Removal and Replacement - by Chris Pratt. Piston Ring Removal and Replacement - Replacing rings is a fairly easy process to stretch the engines usability between major rebuilds and cut down on that blue smoke and high oil consumption. Frequently, replacing only the rings is not advisable because by the time you do the teardown and measurement of the components, the pistons are often beyond the manufacturers specification or something else you find will signify the need for a major rebu
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