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(pH 2.0, using 6 M HCl). With a separatory funnel, the free phenolic compounds were extracted with diethyl ether (5 × 20-mL portions). The extractant was composed of acetone, water, and acetic acid. The organic phase (acetone) was removed using the

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20 m m potassium phosphate (pH 2.5 by phosphoric acid) at a flow rate of 1 mL/min and were detected at 210 nm. L-Proline (Sigma) dissolved in the 20 mm potassium phosphate solution was used to calibrate the standard curve. The amount of proline in

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of 5.8 ( Lien and Rognes, 1997 ); a pH increase from 3.5 to 9.2 causes a reduction in glycine uptake in Lolium perenne ( Thornton, 2001 ), and glycine uptake by Pisum sativum shows little change between pH 2 to 9 ( Dureja et al., 1984 ). Glycine

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globe, red, medium-firm, green shoulder, avg. 175 g. Determinate. Resistance: Verticillium wilt race 1, Fusarium wilt races 1 and 2, early blight (stems), late blight (Ph2 and Ph3 heterozygous.) Adaptation: temperate. 2011. Five Star Grape —Breeder and

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; attractive; very good flavor; soluble solids usually 11-12 °Brix; pH 2.8 titratable acidity 6.8 g·L –1 ; ripens mid-early on floricanes, 3 d before Ouachita in Arkansas; very good postharvest potential and recommended for commercial shipping. Plant: erect

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