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Studies on the soil fertility of apple orchards. IX. The relationship between boron deficiency and boron content in soils and leaves


, : Studies on the soil fertility of apple orchards. IX. The relationship between boron deficiency and boron content in soils and leaves. Bulletin of the Akita Fruit Tree Experiment Station (6): 93-98

Mean values for leaf B in numerous B-deficient orchards in 2 years were 8.1 and 8.6 p.p.m., respectively, and 12.1 and 12.4 p.p.m. in non-deficient orchards.

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