9781422274521
mechanical separation separation by hand or simple tools
micronutrients the nutrients required by the body in very small amounts
mulch the organic cover for topsoil to prevent moisture loss
nutrient the chemical substance required by humans to grow and survive
nutrient cycling the process of movement of nutrients through the food chain
pesticide a chemical used to kill insects that attack plants
pollutants the foreign materials which are harmful to the environment
reclaimed wood wood prepared from used wood
recycling the process of using a product again and again in different forms
resistant offering resistance to something
runoff the draining away of water from land surface
tillage preparation of land for crop cultivation
topsoil the topmost layer of soil
weed unwanted plants that grow with other plants and absorb their nutrients
worm casting the fecal matter of earthworms that is rich in nutrients
The Organic Lifestyle
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