| 摘要 |
FIELD: agriculture.SUBSTANCE: tray for positioning in an exit path of a bee hive comprises a base, a bee entrance end, and a bee exit end. Spaced apart side walls extend upwardly from base. Sidewalls extend generally lengthwise between bee entrance end and bee exit end. Plurality of posts extend upwardly from base and are positioned between bee entrance end and bee exit end. Posts are generally circular in cross-section. Posts act as obstacles around which bees must walk to reach bee exit end from bee entrance end.EFFECT: using present group of inventions provides uniform distribution of powder and reduces increase and compaction of composition for treatment of plants.32 cl, 10 dwg |
