An essential for anyone who wants to go organic at home or with as a business. This peer-reviewed reference establishes the 'prefered', 'allowed', and 'prohibited' practices for organic land care and provides background on organic principles for the landscaping professionals. This 6th edition of the "NOFA Standards for Organic Land Care" © was published in 2017 and contains new chapters including Tree Care and Climate Change plus updated gudiance for compost applications, soil testing, and more.
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