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Jinwook Lee, James P. Mattheis, and David R. Rudell

(Mohr Digi-Test; Mohr & Associates, Richland, WA), equipped with a cylindrical plunger 11 mm in diameter ( Evans et al., 2010 ). The measurement was performed on two pared surfaces on opposite sides of the fruit equator region. Starch pattern index was

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Jinwook Lee, James P. Mattheis, and David R. Rudell

cracking related to ripening and senescence. The results reported here indicate fruit size did not impact at-harvest IEC, firmness, or starch pattern index within the same year (data not shown), although fruit IEC and quality attributes were different

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Jinwook Lee, James P. Mattheis, and David R. Rudell

Digi-test data. Starch pattern index was estimated by cutting each fruit horizontally through the equator and then staining the cut surface using a potassium-iodine (1.5% KI, 0.6% I) solution. Starch pattern index from 1 (100% starch) to 6 (0% starch

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Adam D. Karl, Michael G. Brown, Sihui Ma, Ann Sandbrook, Amanda C. Stewart, Lailiang Cheng, Anna Katharine Mansfield, and Gregory M. Peck

blush, starch pattern index (SPI), flesh firmness, and chlorophyll a content. Peel blush was visually approximated as the area of the fruit peel with red coloration. Starch pattern index was rated on a 1- to 8-point scale, with 1 = 0% starch degradation

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Kathleen Delate, Andrea McKern, Robert Turnbull, James T.S. Walker, Richard Volz, Allan White, Vincent Bus, Dave Rogers, Lyn Cole, Natalie How, Sarah Guernsey, and Jason Johnston

sampled weekly from February to March, and harvested when a random sample of less than or equal to six apples per week began to show a change in starch hydrolysis determined by the starch pattern index (SPI) ( ENZAFRUIT, 2007 ). Fruit were immediately

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Ashley A. Thompson and Gregory M. Peck

, balance, and penetrometer, respectively (Fruit Texture Analyzer; GÜSS Manufacturing Ltd., Strand, South Africa). Flesh firmness was measured once on each side of the fruit after removing part of the peel with an 11.1 mm diameter tip. Starch pattern index

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Jinwook Lee, In-Kyu Kang, Jacqueline F. Nock, and Christopher B. Watkins

‘Delicious’ apples during long-term controlled atmosphere (CA) storage ( Elfving et al., 2007 ). Preharvest 1-MCP treatment did not affect flesh firmness and starch pattern index values (SPIs) of ‘Law Rome’ apples ( McArtney et al., 2009 ), but it did reduce

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Yosef Al Shoffe and Christopher B. Watkins

titrator; Mettler Toledo, Hightstown, NJ) and expressed as a percentage of malic acid (grams malic acid per 100 mL of juice). The starch pattern index (SPI) of each fruit cut at the equator was assessed using the Cornell generic chart where 1 = 100% stained

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Shanthanu Krishna Kumar, Nathan Wojtyna, Laura Dougherty, Kenong Xu, and Gregory Peck

for maturity using the cortex starch pattern index (SPI) ( Blanpied and Silsby, 1992 ). An iodine solution (0.22% w/v iodine, 0.88% w/v potassium iodine) (EMD Millipore Corp., Billerica, MA) was applied to the stem-side of an equatorial cross

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Yosef Al Shoffe, Abdul Sattar Shah, Jacqueline F. Nock, and Christopher B. Watkins

refractometer (Atago Co. Ltd., Tokyo, Japan). TA was measured by titrating the juice to pH 8.1 with 0.1 m NaOH (Mettler DL 12 Titrator, Hightstown, NJ). The starch pattern index (SPI) of each fruit cut at the equator was assessed using the Cornell generic