发明名称 Method of growing plants on air gaps by means of container with lifting and lowering legs
摘要 The invention concerns a method of growing plants, especially forest plants, such as spruce and pine, in plates 8 of growth substrate with an air gap between the plates and the dirt, wherein a perforated bottom 6, which by means of legs 16 which can be lifted and lowered in relation to the frame, is held at a distance from the dirt. By lifting and lowering during the growth period, one can lower the containers until the growing plates are located near the ground or touching it during cold weather. <IMAGE>
申请公布号 SE432686(B) 申请公布日期 1984.04.16
申请号 SE19830001996 申请日期 1983.04.11
申请人 DAVID * HEINSTEDT 发明人 DAVID * HEINSTEDT
分类号 A01G9/02;(IPC1-7):01G9/02 主分类号 A01G9/02
代理机构 代理人
主权项
地址