It is estimated that 99 percent of all production problems in crawfish ponds are related to poor water quality. Dissolved oxygen (D.O.) is the most serious problem, but pH, total hardness, total alkalinity, ammonia, nitrite, hydrogen sulfide, and iron can also affect crawfish production.
DNA Land is a place where you can learn more about your genome while enabling scientists to make new genetic discoveries for the benefit of humanity. Our goal is to help members to interpret their data and to enable their contribution to research.
How many acres of land are in the world? The land are of the earth is about 148,940,000 kmÂ² , or about 57,491,000 mi2 or about 36,794,240,000 acres. Wikipedia has more information, and a link is provided.