Depth (cm) S IG GW TWW GW TWW 0-20 37.69a 45.10a 42.20a 39.59a 20-40 46.92a 37.34a 51.29a 36.18a 40-60 49.18a 48.59a 38.43a 41.38a 60-80 44.92a 43.92a 43.53a 35.16a 80-100 48.58a 40.90a 42.99a 40.46a Values in any column followed by the same letter do not differ at the 0.05 significance level (Test of Newman-Keuls).

Table 10: Mean value of NO3 - (mg kg-1) in the experimental soil under effect of the irrigation system.

Goto home»