TABLE 2.

Changes in pH of control cultures of Pseudomonas sp. (C_P), B. thermosphacta (C_B), and S. putrefaciens (C_S) and their mixed cultures M_PB, M_PS, M_BS, and M_PBS in gel cassettes system at 5°C

Time (h)	pH in:
	CP	CB	CS	MPB	MPS	MBS	MPBS
0	6.53	6.53	6.53	6.55	6.55	6.55	6.55
15	6.53	6.54	6.52	6.55	6.54	6.55	6.55
40	6.54	6.56	6.56	6.53	6.53	6.54	6.54
52	NDa	ND	ND	6.40	6.43	6.48	6.48
68	6.41	6.53	6.55	6.39	6.43	6.48	6.48
90	6.31	6.48	6.50	6.31	6.41	6.37	6.35
100	ND	ND	ND	6.17	6.45	6.21	6.21
116	6.38	6.41	6.42	6.10	6.39	5.68	5.98
138	6.52	6.54	6.44	5.77	6.52	5.81	5.81
168	6.47	5.84	6.45	5.86	6.44	5.76	5.77
212	ND	ND	ND	6.38	6.57	5.59	5.59
238	6.60	5.56	6.52	6.22	6.48	5.79	5.50
284	ND	ND	ND	6.30	6.49	5.45	5.45

^aND, no data.