Compressed growing medium
- 专利权人:
- Patti D. Rubin
- 发明人:
- Patti D. Rubin
- 申请号：
- US13628777
- 公开号：
- US08544206B2
- 申请日:
- 2012.09.27
- 申请国别(地区):
- US
- 年份:
- 2013
- 代理人:
- 摘要：
- A growing medium includes a bulking agent and a water-retentive polymer blended together and compressed at a volume-to-volume ratio ranging from about 2:1 to about 10:1, being substantially free of a water-soluble binder material.
- 来源网站：
- 中国工程科技知识中心
