Effect
Increased produce quality
Glomygel Intensive treated Onion, cv. Alfa Sao Francisco Cycle VIII, grown in a greenhouse with ambient CO2 concentrations had a 2.9 % shorter shoot (ns), the same amount of leafs, 36.8 % more shoot fresh weight, 33.9 % more shoot dry weight, 25 % more root fresh weight, 29.6 % more root dry weight, a 2.4 % higher shoot water content (ns), a 4.5 % lower root water content (ns), a 9.7 % lower root/shoot ratio, 15.8 % more mycorrhizal colonization, leafs contained 66.6 % more starch, 14.5 % more total soluble solids, 8.8 % more total soluble proteins, 63.7 % more chlorophyll and 57.1 % more carotenoids compared to the untreated control.
Trial details
indoor, greenhouse, vermiculite:siliceous sand:sterilized light peat (2.5:2.5:1), ambient CO2 concentrations
Spain
Crop
Onion, Allium cepa L.
Trial application
Method
Syringe inoculation
Timing
First treatment 2 days after transplantation of 21 days old seedlings, followed by 0 treatments
Rate
5 mL per plant at 250 propagules per mL
2014
Growth and metabolism of onion seedlings as affected by the application of humic substances, mycorrhizal inoculation and elevated CO2
Elsevier, Scientia Horticulturae
180
227-235
Crop group
