Humus : origin, chemical composition and importance in nature
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
London :
Bailliere Tindall and Cox ,
1936
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Add Tag | Physical Description: | 412 p. |
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| Bibliography: | Bibliography: p. 413-94 includes index. |
Chemicals humus, and the soil : a simple presentation of contemporary knowledge and opinions about fertilizers, manures and soil fertility