Supplementary Material Table S1. General features of Niagara Peninsula, Ontario Riesling vineyards used for natural yield variance study, 2010-2011. Riesling trial Variable Buis Lambert Lowrey George Hughes Cave Spring VQA Niagara Four Mile Creek St. David’s Lincoln Lakeshore Lincoln Lakeshore Beamsville Bench Lakeshore Bench (south) 3.39 0.81 2.29 1.23 2.63 2.22 Area of vineyard block (ha) Number of sentinel 74 75 84 70 72 75 vines Tavistock 15; Chinguacousy 19; Brantford 12 Chinguacousy 24 Jeddo 1 (1/3) Chinguacousy 14; Soil series a c >B B=B (Washed Phase; North, c>B CGU.W) Chinguacousy (2/3) South Parent materials a 40-100 cm Mainly Lacustrine silty Washed clay loam Mainly clay loam 15-40 cm loamy reddish-hued clay loam till clay till, modified by till textures over clay loamy lacustrine processes loam textures over clay loam till Soil drainage a Imperfect Imperfect to poor Moderately Imperfect to-poor Poor Imperfect to poor well Rootstock SO4 SO4 3309 SO4 3309 SO4 1996 2000 2007 1995 2006 1978 Vine age at initiation of (year planted) Vine spacing (m; 2.5 X 1.5 2.7 X 1.2 2.2 X 0.9 2.7 X 1.4 2.8 X 1.25 2.5 X 1.5 row X vine) 58 rows; 15 rows; 2400 14 rows 29 rows 58 rows 45 rows; 6120 Number of rows; vines per row 10,940 vines vines 42 @ 198v/r, 160 vines/row 376 vines/ row 137 vines/ row 137 vines/ row 136 16 @ 164v/r Training system Scott Henry Scott Henry Guyot Pendelbogen Floor management Clean Alternate sod Clean Sod Alternate sod Alternate sod cultivation a Kingston and Presant (1989) Table S2. General features of Niagara Peninsula, Ontario Cabernet franc vineyards used for natural yield variance study, 2010-2011. Cabernet franc sites Variable Buis Lambert Lowrey George Kocsis Cave Spring
Supplementary Material Table S1. General features of Niagara Peninsula, Ontario Riesling vineyards used for natural yield variance study, 2010-2011. Variable Riesling Buis Lambert Lowrey George Hughes Cave Spring VQA Niagara Lakeshore Four Mile Creek St. David’s Bench Lincoln Lakeshore Lincoln Lakeshore (south) Beamsville Bench Area of vineyard block (ha) 3.39 0.81 2.29 1.23 2.63 2.22 Number of sentinel vines 74 75 84 70 72 75 Soil series a Tavistock 15; c >B Chinguacousy 19; B=B Brantford 12 Chinguacousy 24 (Washed Phase; CGU.W) Jeddo 1 (1/3) North, Chinguacousy (2/3) South Chinguacousy 14; c>B Parent materials a 40-100 cm reddish-hued loamy textures over clay loam till Mainly clay loam till Lacustrine silty clay Washed clay loam till, modified by lacustrine processes Mainly clay loam till 15-40 cm loamy textures over clay loam Soil drainage a Imperfect Imperfect to poor Moderately well Imperfect to-poor Poor Imperfect to poor Rootstock SO4 SO4 3309 SO4 3309 SO4 Vine age at initiation of trial (year planted) 1996 2000 2007 1995 2006 1978 Vine spacing (m; row X vine) 2.5 X 1.5 2.7 X 1.2 2.2 X 0.9 2.7 X 1.4 2.8 X 1.25 2.5 X 1.5 Number of rows; vines per row 58 rows; 10,940 vines 15 rows; 2400 14 rows 29 rows 58 rows 45 rows; 6120 vines 42 @ 198v/r, 16 @ 164v/r 160 vines/row 376 vines/ row 137 vines/ row 137 vines/ row 136 Training system Scott Henry Scott Henry Guyot Pendelbogen Floor management Clean cultivation Alternate sod Clean Sod Alternate sod Alternate sod a Kingston and Presant (1989) Table S2. General features of Niagara Peninsula, Ontario Cabernet franc vineyards used for natural yield variance study, 2010-2011. Variable Cabernet franc sites Buis Lambert Lowrey George Kocsis Cave Spring
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