Phosphorus is a macronutrient that plays a number of important roles in plants. It is a component of nucleic acids, so it plays a vital role in plant reproduction, of which grain production is an important result.It is also critical in biological energy transfer processes that are vital for life and growth.he availability of phosphorus to crops is more than just having phosphorus in the soil. It will depend on soil pH, how supplemental phosphorus is applied, crop root growth, and the other management factors that influence root growth.
Riverdale, California. For the community in Mendocino County, see Riverdale, Mendocino County, California. Riverdale (formerly, Liberty Settlement) is a census-designated place (CDP) in Fresno County, California, United States. The population was 3,153 at the 2010 census, up from 2,416 at the 2000 census. Riverdale is located 23 miles (37 km) south of Fresno, at an elevation of 223 feet (68 m).
Riverdale is a city in Scott County, Iowa, United States. The population was 656 at the 2000 census. Alcoa has a giant aluminum rolling mill in Riverdale that employs about 2,000 people. The city site is surrounded on three sides by the far larger city of Bettendorf, and on the fourth by the Mississippi River. Bettendorf, in turn, is one of the Quad Cities.