Talstar-P is Bifenthrin, a slower acting class one Pyrethroid. In theory, its safer for fish and cats than pyrethrin/permethrin. Like permethrin, it can have a long half life in soil, where it binds more effectively to the ground, and thus constitutes a somewhat lesser risk of water...
BTi.
As natural as it gets.
Some countries are studying adding BTi to chicken feed, where some passis intact thru the gut, is deposited in the feces, and thereby innoculates the soil against a number of critters that like their larvae to spawn in moist soils, shallow standing water, or simply...