A small molecule with a reputation rooted in sustainable chemistry may be about to acquire a new identity in agriculture. Researchers in China report that γ-valerolactone, a volatile organic… A small molecule with a reputation rooted in sustainable chemistry may be about to acquire a new identity in agriculture. Researchers in China report that γ-valerolactone, a volatile organic compound associated with the beneficial bacterium Stutzerim... [1494 chars]