pdf is at: http://northerngrapesproject.org/wp-content/uploads/2015/03/March-2015-News-You-Can-Use-Grapevine-nutrition.pdf News You Can Use Grapevine Nutrition Iron chlorosis on grapes. Photo: Harlene Hatterman-Valenti As cold-hardy winegrape cultivars are still fairly new, optimal soil and tissue nutrient concentration ranges have not yet been established, and growers are … Continue reading
March 20, 2015
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