-------------------------------------------------------------------------------------- Experiment 1: -------------------------------------------------------------------------------------- Obs = sample number Potnum = pot number Block = greenhouse block Tubes = presence/absence of tubes Inocmix = AM fungal spatial structure Giginum = number of G. margarita Gigisize = G. margarita spore diameter Gigisizvar = variance of G. margarita spore diameter Glomusnum = number of C. candidum spores Glwhitesize = C. candidum spore diameter Glwhitesizvar = variance of C. candidum spore diameter Dateextracted = date spores collected Name_extract = initials of lab tech who extracted spores Datecounted = date spores were quantified Datemeasured = date spores were measured Inocmix3 = AM fungal spatial structure Giginum2 = number of G. margarita (duplicate for ease of use) Gigisiz2 = G. margarita spore diameter (duplicate for ease of use) Gigivar2 = variance of G. margarita spore diameter (duplicate for ease of use) Glomusnum2 = number of C. candidum spores (duplicate for ease of use) Glomussize2 = C. candidum spore diameter (duplicate for ease of use) Glwhitevariance = variance of C. candidum spore diameter (duplicate for ease of use) Notes "null" values represent missing data from pots where fungi did not sporulate or the host plant died -------------------------------------------------------------------------------------- Experiment 2: -------------------------------------------------------------------------------------- Obs = sample number block = greenhouse block Comp = plant community composition SpatialSt = tubes type Fungi = am fungal spatial structure potnum = pot number plantsp = individual plant species _TYPE_ = coding (ignore) _FREQ_ = coding (ignore) shootwgt = plant above ground biomass deadplnt = dead plant weight TapRt = plantago tap root weight Bulb = allium bulb weight RtsA = allium root weights RtsP = plantago root weights FlowerWgt = flower weight totalshoot = aboveground biomass of both plants per pot totalplant = total above + below ground biomass of both plants Height = plant height Leave = plant leave number Flower = plant flower number GlomusW50 = C. candidum spores per 50 mL of soil Gigaspora50 = G. margarita spores per 50 mL of soil plantagotot = plantago total biomass alliumtot = allium total biomass alliumtot2 = allium combined biomass Gigasporav100 = G. margarita per 100 mL of soil glomussporediam = C. candidum spore diameter lglomusw50 = log C. candidum per 50 mL of sol glomusvol = C. candidum average spore volume lglomusvol = log C. candidum average spore volume glomustotvol = total C. candidum spore volume lglomustotvol = log total C. candidum spore volume llglomustotvol = unused lGigasporav100 = log G. margarita volume per 100 mL of soil ltotalshoot = log total aboveground plant biomass "null" values correspond to plant species specific measurements (e.g., plantago don't form bulbs), lack of plant structure (e.g., not all plants flowered), or lack of fungal sporulation -------------------------------------------------------------------------------- Experiment 3 -------------------------------------------------------------------------------- Obs = sample number inocpot = pot that incolum came from in Exp. 2 Comp = prior plant community composition tubes = prior physical spatial structure Myc = prior AM fungal spatial structure Plant = plant species growing in experiment 3 Block = greenhouse block total_Root = total root biomass total_shoot = total aboveground biomass - dry bulb_Root = root + bulb/tap root biomass - dry total_MASS = total above + belowground plant biomass - dry Iheight = plant height Ileaf = plant leaf number WET MASS = plant mass prior to drying WET MASS PARTIAL = ignore, unused ctotal_MASS = wet total mass (unused) ratio = plant root:shoot ratios (unused) "null" values correspond to lack of plant structure (e.g., plantago does not form bulbs like Allium)