Research Article
Effect of Endophytic Trichoderma sp. Strains on the Agronomic Characteristics of Ecotypes of Theobroma cacao L. under Nursery Conditions in Peru
Table 2
Chlorophyll index (SPAD) in the leaf apex and base by treatments.
| N | Treatments | Apex ± SD | Base ± SD |
| T1 | T. afroharzianum + CCN51 | 28.4 ± 6.77 def | 31.62 ± 8.15 ef | T2 | T. breve + CCN51 | 27.58 ± 4.62 f | 30.26 ± 5.83 f | T3 | Trichoderma sp. + CCN51 | 30.43 ± 8.42 cdef | 32.02 ± 7.11 ef | T4 | T. longibrachatum + CCN51 | 31.96 ± 7.10 bc | 33.21 ± 7.51 cdef | T5 | T. harzianum + CCN51 | 33.68 ± 7.82 ab | 35.31 ± 7.47 bcd | T6 | T. afroharzianum + TSHS565 | 28.16 ± 5.53 ef | 31.07 ± 5.90 ef | T7 | T. breve + TSHS565 | 30.87 ± 6.14 bcde | 33.88 ± 6.85 bcde | T8 | Trichoderma sp. + TSHS565 | 29.79 ± 8.09 cdef | 31.84 ± 8.26 ef | T9 | T. longibrachatum + TSHS565 | 31.77 ± 6.94 bc | 34.29 ± 8.20 bcde | T10 | T. harzianum + TSHS565 | 32.5 ± 6.29 bc | 36.2 ± 7.46 bc | T11 | T. afroharzianum + Nativo fino de aroma | 33.47 ± 7.18 ab | 36.72 ± 8.36 b | T12 | T. breve + Nativo fino de aroma | 35.93 ± 8.64 a | 40.19 ± 10.59 a | T13 | Trichoderma sp. + Nativo fino de aroma | 31.28 ± 4.31 bcd | 33.87 ± 4.86 bcde | T14 | T. longibrachatum + Nativo fino de aroma | 30.03 ± 6.55 cdef | 32.29 ± 5.56 def | T15 | T. harzianum + Nativo fino de aroma | 30.33 ± 4.46 cdef | 31.85 ± 5.07 ef |
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Different letters in a column indicate significant statistical differences, : mean, SD: Standard Deviation. The probability level is 95% confidence. |