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Digital文書・図像類
Other Libraries in Japan
- Subject HeadingSoil amelioration,Alkali soil,Gypsum by-produced from desul...
- Note (General)...melioration of alkali soils which are dis......he other hand, alkali soils occupying mor......g material for alkali soils bychanging a ......we can reclaim alkali soils to arable one......ng material of alkali soils, these diffic......sibilities for alkali soils. 表紙上部に"日本学術振興会未来開拓学術研究推進事業複合...
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