Titlebook: ?Ich bin Waldorflehrer“; Einstellungen, Erfah Dirk Randoll Book 2013 Springer Fachmedien Wiesbaden 2013 Berufszufriedenheit bei Lehrern.Fre

AMITY

bstance (TS) values and changes during the growing season (VP) and to its main nutrient (N-, P- and K-) relations..The annual overground (?green mass“) production is about 100 g TS/m.. The accumulation of litter in relation to the annual green mass production is nearly 30:1. The mean underground phy

勉勵