SPSS 3995 Study Guide - Midterm Guide: Greywater, Hard Water, Tap Water
17 May 2019
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What are three properties of good water: near neutral ph of 7, low ec, minimal additives (e. g. chlorine) What is greywater: secondary grade water, used in toilets, but can also be used for irrigation. Tap water is a consistent source of water, but what are growers advised to do periodically even with tap water: perform multiple tests and samples, get tests from mdc. Hard water contains elevated levels of calcium and magnesium. Osmosis is the movement of water across a semi-permeable membrane. Ro water requires the use of an apparatus. Ro water should have an ec near 0. Occurs in nature and can occur with apparatuses with the goal to produce very close to pure water. Water is transported mainly in the upward direction by the xlyem . Phloem moves the food or carbohydrates in the plant upward and downward. Water volume is often thought of as the flow rate.
