00370nam a2200121Ia 4500008004100000082001300041100001900054245010100073260003400174300000900208600001800217650001300235140224s9999    xx            000 0 und d  a635.82 N  aRyan, Felix A.  aMushroom cultivation under your roof including preparations of spawn;. Step by Step Instructions  aMadrasbRyan Foundationc1993  a22p.  a Felix A.Ryan  aMushroom