Dennis Smith, horticulturist with G.S. Long Company, Inc., in Yakima, Washington, has been doing soil and leaf sampling for fruit growers for over 20 years and has seen the importance of nutrition change as the industry has moved from widely spaced trees to high-density trellised plantings. “We’ve got to get production coming as soon as possible to return revenues on very high investments, and we’re looking at 100 bins per acre on some varieties to keep profitable,” he said. “Our nutritional standards are much more robust than they were 20 years ago. Smith said standards for soil sampling that were […]