00258nam a2200097Ia 4500008004100000082002200041100002400063245003500087260003000122300000800152140113s9999    xx            000 0 und d  a631(02)   P11.113  a"Sparks, D.L., Ed."  aAdvances in Agronomy -vol. 113  a2011bElseviercAmsterdam  a345