Before tractors, the corn rows were 42 inches apart to accomodate the width of a horse. This width remained the standard for many years after tractors through force of habit and because the same old horse drawn equipment was used to plant, cut, etc., only now it was pulled by tractors. The main ingredient in acheiving our champion record corn crops of recent years has been to get more corn plants on an acre. This has been accomplished by narrower rows, now down to 30" and less and more precisely placed seed. So, that would be an example of how the tractor contributed to greater yields per acre by simply permitting rows to be narrower.
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Today's Featured Article - Earthmaster Project Progress Just a little update on my Earthmaster......it's back from the dead! I pulled the head, and soaked the stuck valves with mystery oil overnight, re-installed the head, and bingo, the compression returned. But alas, my carb foiled me again, it would fire a second then flood out. After numerous dead ends for a replacement carb, I went to work fixing mine.I soldered new floats on the float arm, they came from an old motorcycle carb, replaced the packing on the throttle shaft with o-rings, cut new ga
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