Table 1

Influence of Pro-Gibb Plus on plant height, average internode length, leaf and stem dry weight of 'Bright Golden Anne' chrysanthemum plants grown under CuSO4or water spectral filters in spring and summer seasons. 

Spectral Filter GA3 Plant height (cm) Internode length (cm) Leaf dry weight (g) Stem dry wieght (g)
    SPRING (Feb-Mar)    
Water (conrol) None 24.3 1.2 2.7 0.7
  Pro-Gibb 37.3 1.7 3.2 1.4
CuSO4(4%) None 19.7 1.0 2.1 0.4
  Pro-Gibb 34.7 1.6 2.5 0.9
    SUMMER (June-July)    
Water (conrol) None 28.6 1.6 3.1 1.0
  Pro-Gibb 38.0 2.0 2.7 1.4
CuSO4(4%) None 23.7 1.3 2.3 0.5
  Pro-Gibb 34.5 1.8 2.4 0.9