AGRONOMIJAS VĒSTIS - Latvijas Lauksaimniecības universitāte

AGRONOMIJAS VĒSTIS (Latvian Journal of Agronomy), No.10, LLU, 2008Table 4. The effect of preceding crops on triticale ‘Tewo’ foliar diseasesDiseaseExperimentalDisease Preceding crops of winter triticale LSD 05yearincidenceand severityRedcloverWhitecloverTimothyScald (causal agent2004 incidence 40.0 52.5 31.3 1.21Rhynchosporium secalisseverity 9.82 8.41 8.27 0.23(Oudem) j. J. Davis) 2005 incidence 21.3 20.0 18.8 0.74severity 6.22 6.55 4.85 0.30Leaf rust (causal agent 2004 incidence 16.9 23.8 16.3 0.95Puccinia dispersa Rob. exseverity 0.24 0.30 0.39 0.09Desm. f. sp. tritici Eriks. & 2005 incidence 10.0 10.0 13.8 0.45E. Henn.)severity 0.57 0.59 0.55 0.10Septoria leaf blotch (causal 2004 incidence 16.3 22.0 11.2 0.52agent Stagonosporaseverity 0.35 0.51 0.45 0.05nodorum (Berk.) E. Castell 2005 incidence 17.5 25.0 22.5 0.87et. G.)severity 2.95 2.22 2.59 0.07Note: LSD 05 – least significant at P ≤ 0.05Winter triticale stand density had a great effect on the incidence of scald, there was identifieda correlation between scald incidence and the total number of winter triticale stems (y = 38.085 –0.049x, r = –0.565); p