This study explored the use of regression analysis involving meteorological data to estimate
field sugar levels in Concord grapes. The appropriate type of regression depended upon …

Grapevines cv. Concord were grown on a Jeddo or Onedia clay loam soil to which K was
applied each spring for 10 years as K2SO4, KCl or KNO3 at 232 or 465 kg/ha. There was no …

Irrigation responses by Concord grapes trained to two systems were measured under sandy
loam conditions. Yield and pruning weight increases occurred in dry years but carried over …

A vineyard was established using three spacings and three cultivars of varying genetic vigor.
During the first three harvests, yields per acre were substantially higher at spacings closer …

Vines of the varieties Seibel 10878 and Seibel 9110 were pruned (a) to leave 30 buds for
the first pound of cane prunings and 8 buds for each additional pound, and (b) to leave 15 …

Five grape cultivars ( Vitis spp.) varying in vine vigor were planted at 4 spacings (1.8 m × 1.8
m, 1.8 m × 2.7 m, 2.7 m × 1.8 m, 2.7 m × 2.7 m) on a Trafalgar silty clay loam soil in Ontario. …

Descriptive notes are given of different groups of varieties. Twenty-four varieties grown
commercially in Ontario for wine or dessert purposes include the following: Agawam (Rogers' 15), …

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Lists of varieties of top fruits and small fruits recommended for general, limited and trial
planting in Ontario are followed by details of the 1966 fruit census of varieties of top fruits and …

On Vineland fine sandy loam the 30+8 pruning level (30 buds left for the first Ib. of cane
prunings+8 buds for each additional Ib.) gave the highest yield. Yield was the same on the …