Open Access
Table 3.
Count of functional groups of microorganisms depending on the use of zeolite in corn cultivation
Option | Colony-forming units/1 g of absolutely dry soil* | |||||
---|---|---|---|---|---|---|
MPA,** x107 | Hutchinson-Clayton agar,**x 104 | Ashby agar,** x 104 | Menkina agar, x106 | Muromtsev agar, x106 | Nitrate agar x106 | |
Control | 29.46 | 7.13 | 1.48 | 12.74 | 89.18 | 34.15 |
Zeolite 500 kg/ha | 3.92 | 7.17 | 1.58 | 12.89 | 99.30 | 30.51 |
Zeolite 500 kg/ha + N60 (urea) | 33.68 | 7.38 | 1.52 | 13.11 | 98.45 | 35.01 |
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