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WA 64
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Recommended Harvest Criteria for Commercial WA 38 Storage in 2026
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![Figure 5. Effect of soil treatments on tree size measured as tree diameter (mm) at 20 cm above the graft union. Figure reprinted from DuPont et al 2026 with author permission. Not for re-distribution. Note: BSM = Brassicaceae juncea-Sinapis alba seed meal; ASD = anaerobic soil disinfestation; NTC = no-treatment control; FUM = fumigation. (Reprinted from [5].)](https://s3.us-west-2.amazonaws.com/treefruit.wsu.edu/wp-content/uploads/2026/09/04133547/Figure-1.jpg)
