00872nam0-22003131i-450 99000172853040332120190403081427.00-408-10726-X000172853FED01000172853(Aleph)000172853FED0100017285320030910d1981----km-y0itay50------baengBiological husbandrya scientific approach to organic farminga cura di Bernard StonehouseLondonButterwoorths1981XIII, 352 p.24 cmAgricoltura biologicaAgronomia630631.5Stonehouse,BernardITUNINARICAUNIMARCBK99000172853040332160 630 STOB 19811331FAGBCFAGBCBiological husbandry360190UNINA