A fertilizer injector device for applying a fluid type fertilizer to the soil. (Machine-translation by Google Translate, not legally binding)

摘要

A fertilizer injector device for applying to the soil a fluid type fertilizer, comprising an inner tube to provide support for an outer tube, said inner tube being communicated with a pressure storage reservoir, said outer tube being slidable throughout of said inner tube, *** see image 01 (Machine-translation by Google Translate, not legally binding)