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AR Plant Sci U5

AR Plant Science Unit 5

water held between soil particles against the force of gravity capillary water
the smallest of inorganic particles in the soil clay
the most basic form of matter which maintains the characteristics of the substance elements
water that drains out of the soil after it has been wetted free water
any material added to the soil to provide nutrients fertilizer
percentage of nutrients in fertilizer fertilizer analysis
water pulled downward in the soil by gravity gravitational water
water that forms a thin film around soil particles and is not available to plants hygroscopic water
the artificial application of water to plants irrigation
substance that is added to soil, used to raise pH lime
the nutrients needed by plants in the largest amounts; such as nitrogen, phosphorus, potassium, calcium, magnesium, and sulfur macronutrient
the nutrients needed by plants in small amounts; such as boron, copper, chlorine, iron, manganese, molybdenum, nickel, and zinc micronutrient
decayed or partially decayed remains of plants and animals found in the soil organic matter
the measure of acidity or alkalinity of the soil pH
space between soil particles pore space
the largest of the soil particles sand
the middle sized of the soil particles silt
the ability of soil to provide nutrients for plant growth soil fertility
a cross section of the soil, usually 3 to 4 feet deep soil profile
the process of preventing growth of plants in a soil soil sterilization
the way soil particles are arranged soil structure
the amount of sand, silt, and clay in soil soil texture
the layer of soil below the topsoil subsoil
the layer of soil found on the surface topsoil
Created by: charissamoore