Name one effect of conventional agriculture and how this may be harmful to the environment. Name one effect of sustainable agriculture and how this benefits the environment. Which agricultural practice is better for the environment and ultimately ourselves? T or F. Slash-and-burn agriculture is not harmful to the environment if the land is used for 2 years or less.
Flint or insoluble grit. Chickens donât have teeth, apparently, they are very rare, so to grind down their food, they use a strong muscular organ called a gizzard. Chickens pick up grit whilst foraging, which is kept for a while in the gizzard to perform this grinding process.
Sep 1, 2008. High grade limestone is a suitable substitute. It is commonly used for industrial layer hens rather than oyster shell. The oyster shells packaged for sale to the poultry industry are (or were, a few years ago) derived from beds of fossilized oyster shells off the coast of the Carolinas and Georgis.