|
|
Effects of Mixed Culture Media on the Growth and Yield of Lettuce |
Fan Shuangxi 1; Ito Tadashi 2 |
1Horticultural College; China Agricultural University; Beijing 100094; 2Faculty of Horticulture; Chiba University; Mostoid 271 648; Japan |
|
|
Abstract The mixed midia of peat and bark were applied to cultivate lettuce. Results indicated that increase of bark proportion could promote lettuce growth and development. The optimal ratio between bark and peat was 7∶3,in which the maximum of leaf fresh/dry weight per area,chlorophyll content,root number and weight,yield, and edible part ratio were obtained. Growth and development was retarded either when bark proportion was higher or lower than 70%. The higher of bark proportion,the less of water consumed by...
|
Received: 04 December 2001
|
|
|
|
|
|
|