Name of Strains Colony Growth rate (cm/day) Colony color Reverse color Colony edge Mycelial form Mycelial color Conidiation Conidiophore branching Conidia wall Conidial color Chlamydospores
T. viride 8-9 in 3 days Dirty  green Dark greenish Smooth Floccose to Arachnoid Watery white Ring like zones Ball like structure Rough Green Not observed
T. harzianum 8-9 in 3 days Dark  green Colorless Wavy Floccose to Arachnoid Watery white Ring like zones Highly branched, regular Smooth Dark Green Not observed
T. asperellum 5-6 in 3 days Snow white green Orange Smooth Floccose Watery White Ring like zones Branched, regular Smooth Green Not observed
T. koningii 7-8 in 3 days Dirty  green Yellowish Smooth Floccose to Arachnoid Watery white Ring like zones Highly branched, regular Rough Grayish Green Not observed
T. atroviride 5-6.5 in 3 days Light dark effuse Colorless Effuse Floccose to Arachnoid Watery white Irregular Irregular Rough Yellowish Green Not observed
T. longibrachiatum 8-9 in 4 days White to green Colorless Effuse Floccose to Arachnoid Watery white Circular zones Rarely re-branched Smooth Green Not observed
T. virens 8-9 in 3 days Snow white Colorless Smooth Floccose to Arachnoid Watery White Flat Highly branched, regular Smooth Dirty
Green
Not observed
Table 2: Morphological descriptors used for the characterization of native isolates of Trichoderma spp.