Application of Active EM-Calcium in Green Agricultural Production — Case Study in Tomato and Flue-cured Tobacco Production - Organic Agriculture Towards Sustainability - page 186

0.19

2.2

0.17

2.1

0.15

￿

￿

2

￿

￿

0.13

1.9

0.11

1.8

0.09

CK P1 P2 P3 P4 P5 P6

CK P1 P2 P3 P4 P5 P6

2.6

1.5

1.4

2.4

1.3

￿

￿

1.2 2.2

￿

￿

1.1

2

1

1.8

0.9

CK P1 P2 P3 P4 P5 P6

CK P1 P2 P3 P4 P5 P6

Figure 6. Nutrient absorption of tobacco leaves with different treatments

0.64

0.60

k g / m 3 ￿

0.56

￿

0.52

I

0.48

0.44

CK P1 P2 P3 P4 P5 P6

Figure 7. Irrigation water use efficiency with different treatments