| 摘要 |
A seed-germination medium, or seed tape, comprising an upper layer formed from a biodegradable material which is permeable to gases but substantially impermeable to water in liquid form; a lower layer formed from a water-absorbent biodegradable material; seeds being disposed beneath the upper layer and the upper layer having a plurality of perforations therein to enable seedlings germinating from the seeds to grow therethrough. |
