Sure it harvests energy from the sun. The question is whether it harvests enough energy to cover the inputs and the inherent losses in the system. Again, I suspect that the answer to that is NO.
What kind of corn crop would you get if you went year on year with corn without adding significant amounts of manmade nitrogen? That 175 bu crop would be down to 100, then 75, then 50 and probably decline from there fairly rapidly. I don't imagine there's anyone out there with much interest in proving that... They wouldn't make any money proving that, so they add chemical N.
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Today's Featured Article - Grain Threshing in the Early 40's - by Jerry D. Coleman. How many of you can sit there and say that you have plowed with a mule? Well I would say not many, but maybe a few. This story is about the day my Grandfather Brown (true name) decided along with my parents to purchase a new Ford tractor. It wasn't really new except to us. The year was about 1967 and my father found a good used Ford 601 tractor to use on the farm instead of "Bob", our old mule. Now my grandfather had had this mule since the mid 40's and he was getting some age on him. S
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1965 International Harvester McCormick Farmall cub tractor 2,500. Two owner tractor. My grandfather bought new in 1966, then we inherited it. Have all the paperwork original manual and all maintenance records. It starts and moves. Comes with underbelly mower, plough, and some other attachments.
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