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Alfalfa biomass in different treatments. CK: no Trichoderma-inoculation and not mowed; T: Trichoderma-inoculation and not mowed; M: mowed and no Trichoderma-inoculation; TM: mowed and Trichoderma-inoculated. Bars above the histogram represent standard deviations and different letters indicate significant differences according to ANOVA test.
