If there's life in the atmosphere of Venus, it should be quite starved of heavy elements, but with a lot of solar energy available. I wonder if we could settle

If there's life in the atmosphere of Venus, it should be quite starved of heavy elements, but with a lot of solar energy available. I wonder if we could settle the issue by making the equivalent of an ocean fertilization experiment in Venus, sending a probe with some tons of iron salts, phosphates, et cetera, dropping it on Venus cloud decks, and then seeing if the equivalent to an algal bloom occurs around the spot.