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Books/Subtle Energies Tuning in to Nature by Philip S. Callahan, Ph.D. Browse Our Catalog Featured Titles Eco-Agriculture Permaculture Crops Biodynamics Lunar Planning Pest Control Weed Control Composting Livestock Veterinary & Homeopathy Farm Business Greenhouses Gardening Eco-Construction Homesteading Eco-Philosophy Human Health Herbs Dowsing Subtle Energies Libros en Español Eco-Products Price: $20.00 At last, Philip Callahan’s pioneering work Tuning in to Nature is back in print. This 25th anniversary edition, updated by the author, reveals the miraculous communication systems present in nature. Learn how plants and insects communicate through emissions in the infrared frequency range and why poisonous pesticides do not solve the real problems facing agriculture. In this breakthrough book Phil Callahan uncovers why certain insects are attracted only to certain plants, the role of pheromones work in nature, and how plants under stress literally signal insects to come devour them. Long out of print . . . classic Callahan! 6 x 9 inches. Softcover, 256 pages. Item # 6493. Also see: Exploring the Spectrum (book) Paramagnetism Callahan Theories in Action — Battling Pests with Electromagnetics Native Agriculture, Paramagnetism & the Future of Farming Homepage | My Cart | Customer Service | About Us 1-800-355-5313 · (512) 892-4400 · fax (512) 892-4448 © 2005 Acres U.S.A. Legal Information