2.6. Inoculation and incubation
Plastic trays (32 cm wide, 39 cm length and 24 cm height) and polyethylene bags (100 mm; 32 cm diameter) were used as exper- imental units. Thirteen and 12 containers of each type e for the first and second trial, respectively e were filled and inoculated with
spawn at a 5% rate (on a fresh weight basis). During the first and second trial, trays were filled with 3.5 kg and 4.5 kg of Phase II compost, respectively, and covered with a plastic sheet; bags were filled with 2.5 kg and 4.0 kg, respectively, and closed with a cotton neck. Both, trays and bags were incubated at 25 C in darkness.