Selected O/T Lily cultivars of‘Concad'or',‘Robina' and‘Yelloween' as test materials,to study the effects of different substrates on plant height,stem diameter and chlorophyll content on continual cropping.The results showed that:There was not obvious difference on‘Concad'or',‘Robina' and‘Yelloween' first crops and second crops in peat moss;There was difference on plant height,stem diameter and the chlorophyll content on‘Concad'or' second crops in garden soil,particularly in chlorophyll content was much lowe...