Cultivating Sporeless Pleurotus ostreatus (Pearl Oyster) Mushrooms on Alternative Space-Based Substrates under Elevated Carbon Dioxide

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Respective dry-weight amounts of each substrate added to each recipe for all three trials_ IPB, inedible plant biomass; AFP, astronaut food packaging plastic waste_

Recipe	Substrate	Rep 1	Rep 2	Rep 3
1	70% Straw	Straw = 162.72 g	Straw = 159.96 g	Straw = 159.42 g
	30% Soy	Soy = 69.40 g	Soy = 68.00 g	Soy = 68.79 g
2	70% Cotton	Cotton = 159.25 g	Cotton = 159.06 g	Cotton = 159.31 g
	30% Soy	Soy = 70.59 g	Soy = 68.46 g	Soy = 68.14 g
3	70% Straw	Straw = 158.59 g	Straw = 159.33 g	Straw= 159.40 g
	30% IPB	IPB = 68.21 g	IPB = 68.24 g	IPB = 68.82 g
4	70% Cotton	Cotton = 159.33 g	Cotton = 159.18 g	Cotton = 159.37 g
	30% IPB	IPB = 67.98 g	IPB = 68.30 g	IPB = 68.59 g
5	50% Cotton	Cotton = 113.22 g	Cotton = 113.59 g	Cotton = 113.15 g
	50% IPB	IPB = 113.30 g	IPB = 113.30 g	IPB = 114.04 g
6	100% Cotton	Cotton = 228.03 g	Cotton = 227.44 g	Cotton = 227.37 g
7	40% Cotton	Cotton = 91.01 g	Cotton = 91.01 g	Cotton = 91.76 g
	30% IPB	IPB = 68.79 g	IPB = 68.34 g	IPB = 68.29 g
	30% AFP	AFP = 68.23 g	AFP = 69.91 g	AFP = 69.94 g

First signs of primordia growth for each recipe in terms of days after fruiting initiation (DAI) and time in days for primordia from each recipe to develop prior to uniform harvest date (total number of days for fruiting: Rep 1 = 15 days; Reps 2 and 3 = 13 days)_

Rep/Recipe	First sign of fruiting (DAI)			Time allowed to fruit (days)			Total days from fruiting to harvesting
	1	2	3	1	2	3	1	2	3
1	10	3	3	5	10	10	15	13	13
2	9	6	6	6	7	7	15	13	13
3	12	9	9	3	4	4	15	13	13
4	13	9	4	2	4	9	15	13	13
5	-	-	-	-	-	-	-	-	-
6	-	-	-	-	-	-	-	-	-
7	-	-	-	-	-	-	-	-	-