Clackers cereal Clackers cereal Clackers was the name of a breakfast cereal that the General Mills Corporation manufactured and marketed from 1968 to 1973. Noted primarily for being promoted through TV commercials in which a box of the cereal would suddenly appear and interrupt some other activity, Clackers was a wheat-based breakfast cereal whose flavor was intended to be similar to that of graham crackers. Each individual piece of the cereal was almost large enough to fit onto a teaspoon, and the shape of a typical piece resembled a small gear with a hole in the center. Pre-sweetened, promoted as being nutritious,
Crop rotation crop rotation comes from the interrelationship of nitrogen fixing-crops with nitrogen demanding crops. Legumes, like alfalfa and clover, collect available nitrogen from the soil in nodules on their root structure. When the plant is harvested, the biomass of uncollected roots breaks down, making the stored nitrogen available to future crops. Legumes are also a valued green manure: a crop that collects nutrients and fixes them at soil depths accessible to future crops. In addition, legumes have heavy tap roots that burrow deep into the ground, lifting soil for better tilth and absorption of water. Cereal and grasses are frequent cover