This book will help to pinpoint and treat specific nutritional deiciencies in your plants. Book 2 explains deficiency symptoms of magnesium, copper, manganese, zinc, sulfur and iron.
出版物详细信息
- 已出版: 1990
- 出版者: Autumn House Pub. Co.
- ISBN-10: 1878951033
- ISBN-13: 978-1878951014
- Dewey Decimal: 631.8
- ECHO 图书馆: 631.8 MIT