Light source proportioning parameters required for 12 common vegetables

(1) Lettuce: the light source of 6 ∶ 1 and 7 ∶ 1 of red and blue light is the most suitable for its growth.

(2) Leek: The plant height, stem diameter and leaf width of leek in red / Blue 7 ∶ 1 treatment were significantly higher than those in other treatments.

(3) Cucumber: 7 ∶ 2 is the best ratio of red and blue light for the growth of cucumber seedlings, and 7 ∶ 1 is the best ratio during the growth period.

(4) Green vegetables and water spinach: 7 ∶ 1 is the best ratio of red and blue light for the growth of green vegetables and water spinach leaves.

(5) White radish: the most suitable light quality for growth: the ratio of red and blue light is 8:1.

(6) Lettuce: the ratio of red to blue light is 9 ∶ 1, which is conducive to the growth of lettuce.

(7) Strawberry and tomato: red and blue light 9:1 is the most favorable for the growth of strawberry and tomato, and the fruit is full and nutritious.

(8) Holly: the red and blue light is configured according to the ratio of 8:1. Holly has the best growth, strong and well-developed roots.

(9) Sprouts: the ratio of red, green and blue light of 6 ∶ 2 ∶ 1 is the most obvious.

(10) Calla Lily: the best growth condition is the ratio of supplementary red and blue light 6 ∶ 2.

(11) Anthurium scorching sun: comprehensive analysis shows that the treatment of red and blue light 7 ∶ 3 is better, which is conducive to morphology, root growth and dry matter accumulation.

(12) Dendrobium candidum: red and blue light 7 ∶ 3, its proliferation effect is the best; 6 ∶ 4 was more conducive to photosynthesis and material accumulation.