01 اکتوبر 1994 This booklet contains a variety fo articles outlining effective methods and technologies to compost large portions of organics in the residential and commercial waste streams.
This book is a guide that any child in any grade can use to explore the amazing world of earthworms. It is filled with integrated hands-on, hearts-on activities and projects that will challenge children to solve real-life problems through critical and creative thinking.
28 مارچ 2015 This book is for anyone interested in learning more about worm composting or anyone ready to start their own worm compost bin. Each chapter was written to provide worm composting beginners with clear, accurate information about major worm composting topics. You will learn how to build a worm bin,...