| 摘要 |
<p>The invention relates to a wall material for a cell-structure plant growing container comprising several layers out of which at least one is of a decayable material, such as paper, and which is characterized in that it comprises at least three material layers bonded together, all the layers being permeable to water and nutrients and the middle layer being formed by a nonwoven or reticulate material impregnated with a growth control agent or comprising firmly attached to its both sides a growth control agent, or a layer of decayable material, such as paper, in which the side facing said middle layer is coated with a growth control agent. The invention is also concerned with the use of said wall material, and to a cell-structure plant growing container made of the material.</p> |
