Forest fires leave large areas of land barren and open to soil erosion. One technology that addresses this issue is aerial mulch and seed spraying. This technology uses aircraft to spray a sticky mixture of plant matter and tree seeds over the ground. Image courtesy of the US Forestry Service In which of the following ways is this method helpful in reducing soil erosion? The seeds germinate and put down roots. The sticky spray holds the soil in place. The plant matter serves as fertilizer for the forest seeds.