开放图书详细信息
| Smithsonian Libraries contributed to BHL | ||
| A first report on the relations between climates and crops. By Cleveland Abbe. Prepared under the direction of Willis L. Moore, chief United States Weather Bureau. | ||
| Abbe, Cleveland, 1838-1916 | ||
| keywords: Crops and climate; | ||
| Subject:植物学 | ||
| 美国 | ||