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Jo Ellen Moor
出版Evan-Moor Educational Publisher, 1998
ISBN15579968739781557996879
URLhttp://books.google.com.hk/books?id=3A1LwgEACAAJ&hl=&source=gbs_api
註釋Hands-on activities on plants as living things, parts of plants and their special function, seeds, changes of plants, plants need for food, water and light, and people need plants for food and oxygen.