Residual effect of beet top and manure compost on soybeans [Glycine max] cropped following sugar beets [Beta vulgaris]

Sugar beets were confirmed to have an unfavorable effect on the growth and yield of subsequent soybeans in drytype volcanic ash soil in Tokachi District, Hokkaido. The effect was clearer on growth of stems and leaves than on yield, but no symptom of zinc deficiency was observed. Beet top, incorporat...

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