发明授权
US4337078A Substrate for cultivation of agricultural crops and rooting of green cuttings in greenhouses and in open air 失效
用于种植农作物和在温室和露天生根绿色切片的基材

Substrate for cultivation of agricultural crops and rooting of green
cuttings in greenhouses and in open air
摘要:
A substrate for the cultivation of plants in greenhouses or outdoors comprises klinoptylolite zeolite, vermiculite and peat in specified particle size ranges and relationships, with enhanced nitrogen and phosphorus content, to provide a highly versatile and surprisingly effective active growing medium.
公开/授权文献
信息查询
0/0