Jean Marie Wilhelmus Cuypers;Eelke Gjalt Hempenius
发明人:
Jean Marie Wilhelmus Cuypers,Eelke Gjalt Hempenius
申请号：
US13703188
公开号：
US20130263507A1
申请日:
2011.06.30
申请国别(地区):
US
年份:
2013
代理人:
摘要：
This invention includes a coherent growth substrate product formed of mineral wool, the product having two opposed top and bottom surfaces and a seed hole extending from the top surface towards the bottom surface, the base of the seed hole defining a seed bed, wherein the volume of the growth substrate product is not more than 150 cm3, and wherein the seed bed has a width of at least 5 mm.
