bf Definition

igg, ige, gnomon, ab, aa, ac, ae, ao, ap, bb, bg, bt, cb, cd, ci, dc, dryland, ec, ef, fc, fig, grow, harvested, hoed, irrigated, maize, oat, od, pollinated, pq, ripened, runs, sown, tilled, transgenic, u, unfertilized, unharvested, wheat,