| 摘要 |
FIELD: agriculture. ^ SUBSTANCE: device represents reservoir made from composition containing nutrients, filler and polymer binding agent. As filler, sparging is used, and as polymer binding agent, wastes of polymer packing are used. Components are present in the following ratio, wt %: sparging 50-80, nutrients 35-60, polymer binding agent 5.0-20. As nutrients, mineral additives such as nitrogen, phosphorus, potassium, manganese, copper, zinc, boron, molybdenum are used. ^ EFFECT: invention allows to provide sufficient nutrition of plants during time necessary for their growing. ^ 2 cl, 3 ex |
