处理

Treatments

(X1)尿素/g

Urea

(X2)过磷酸钙/g

Calcium superphosphate

(X3)硫酸钾/g

Potassium sulfate

叶绿素增量值(Y)

Chlorophyll increment

1

3

11

25.5

6.9

2

4.7

6

18.75

12.2

3

6.3

15

12

12.2

4

8

10

5.25

18.2

5

9.7

5

30

5.9

6

11.3

14

23.25

13.4

7

13

9

16.5

6.9

8

14.7

4

9.75

5.6

9

16.3

13

3

4.5

10

18

8

27.75

5.8

11

19.7

3

21

-2.9

12

21.3

12

14.25

9.5

13

23

7

7.5

16.5