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Agronomy Journal Abstract -

Principles of Nutrient Uptake from Fertilizer Bands: V. Mechanisms Responsible for Intensive Root Development in Fertilized Zones1


This article in AJ

  1. Vol. 54 No. 4, p. 288-291
    Received: Sept 18, 1961

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  1. S. R. Wilkinson and
  2. A. J. Ohlrogge



Nitrogen-fertilized roots were consistently higher in growth activity than roots not fertilized with nitrogen on a total roots per treatment basis. Phosphorus-fertilized root extracts had lless growth activity than nitrogen-fertilized root extracts, and about equal or less growth activity than extracts from roots not fertilized with nitrogen or phosphorus.

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