Table 4 Effect of tillage based nutrient management practices on acid phosphatase, urease, and dehydrogenase at different soil depths (cm) (After Rabi 2019–20).

From: Comparative analysis of soil quality and enzymatic activities under different tillage based nutrient management practices in soybean–wheat cropping sequence in Vertisols

Treatments

Acid phosphatase

(µg P-nitrophenol g−1 h−1)

Urease

(µg g−1 h−1)

Dehydrogenase (DHA)

(µg TPF g−1 h−1)

0–15

15–30

30–45

45–60

0–15

15–30

30–45

45–60

0–15

15–30

30–45

45–60

CAOM

44.12a

24.45a

11.57a

5.81a

45.28a

40.36a

18.17a

11.64a

23.31a

17.56a

9.78a

7.19a

CACM

30.25c

15.29c

7.63c

3.26c

37.65b

32.36b

14.88b

7.44c

14.12b

10.43b

8.05b

4.86c

CTCM

29.68c

12.35d

6.35d

2.99c

34.23b

28.67b

13.96b

7.23c

13.44b

10.27b

7.36b

4.25d

CTOM

39.22b

22.56b

9.90b

4.88b

42.26a

39.23a

16.96a

10.42b

22.36a

16.38a

9.42a

6.29b

PoPs

16.68d

8.25e

3.02e

1.76d

27.04c

16.29c

8.80c

4.83d

10.19c

7.42c

4.05c

1.89e

  1. There is no significant difference between means with the same letter based on the DMRT (P = 0.05).