00906nam0-22003131i-450 99000175179040332120190529131358.0000175179FED01000175179(Aleph)000175179FED0100017517920030910d1985----km-y0itay50------baengGBEffects of air pollutants on agricultural cropsF. T. Last, D. Flower, P.H. Freer SmithHuntingdonInstitute of Terrestrial Ecology198528 p.21 cmEcologia574.5Last,Fred T.76086Flower,D.Freer-Smith,Peter H.ITUNINARICAUNIMARCLG99000175179040332160 OP. 127/142816FAGBCFAGBCEffects of air pollutants on agricultural crops363328UNINA