A: Probably not, though itâs hard to know for sure. Hexane is a volatile solvent thatâs used, with Food and Drug Administration (FDA) approval, to extract oil from soybeans (as well as from nuts and olives).
Agriculture uses about 80 percent of Californiaâs. developed water supply. As such a large. user, it is heavily impacted by the availability. and reliability of Californiaâs water resources. Agriculture can also play an important role in. helping the state achieve a more sustainable. water future.
1. Effective rainfall and its significance. The primary source of water for agricultural production for most of the world is rainfall. Three main characteristics of rainfall are its amount, frequency and intensity, the values of which vary from place to place, day to day, month to month and also year to year. Precise knowledge of these three main characteristics is essential for planning its full utilization.