M Hohjo   C Kuwata   K Yoshikawa   T Ito   
HYDROPONICS AND TRANSPLANT PRODUCTION (396) 145-152 1995年
Tomato plants were grown in Nutrient Film Technique to investigate the effects of nitrogen form, nutrient concentration and Ca concentration on its growth, yield and fruit quality. The Exp.1 was conducted with three ratios of NO3-N:NH4-N under two...