Annals of Microbiology

Table 5 Effect of crop species on %CDPB during experimental runs

From: The effect of crop species on DNase-producing bacteria in two soils

	% CDPB in experiment 1 (soil A)				% CDPB in experiment 2 (soil B)
	Sampling date				Sampling date
Crop	1 (49)^*	2 (63)^*	3 (92)^*	4 (126)^*	1 (32)^*	2 (59)^*	3 (89)^*
UC	30.16^ab	29.12^ab	30.81^a	31.87^a	14.12^b,AB	5.72^c,B	17.33^bc,A
Alfalfa	40.01^a,A	15.47^c,C	29.05^a,AB	22.17^a,BC	15.27^b	20.67^a	25.19^abc
Canola	29.37^b	34.21^a	30.55^a	23.72^a	29.70^a,A	15.63^a,B	35.97^a,A
Soybean	36.29^ab	28.31^ab	31.42^a	–	21.09^ab	14.40^ab	14.14^c
Wheat	38.29^ab,A	18.09^bc,B	21.53^a,B	–	20.26^ab,A	9.88^bc,B	29.00^ab,A
SEM	0.308	0.393	0.505	0.372	0.372	0.261	0.477
P value	0.145	0.009	0.644	0.129	0.020	0.0001	0.022

^*Days after planting
Abbreviations: UC unplanted control, %CDPB proportion of culturable DNase-producing bacteria
Mean separation done for each sampling date within each experimental run
^a,b,cMeans with different letters within columns indicate statistical differences between treatments at P < 0.05
^A,B,CMeans with different letters between columns indicate statistical differences between sampling dates at P < 0.05
P values in bold indicate statistical significance at P < 0.05

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ISSN: 1869-2044

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