... in planting permanent vegetation,slope protection,grassing and erosion prevention grass seeds spraying hydroseeder is the fastest, the most economical and ... , not nily can be appiled in spraying planting for rice, grass, tress, flowers, seeds, and other crops, but also in irrigation ... .2×1.8×2.44500HKP10015781004.5×1.8×2.44800 grass seeds spraying hydroseeder