Abstract <p>The results of a series of vegetation experiments are presented in which the effect of urea coated with calcium dihydrogen phosphate granules on the formation of a spring wheat crop was studied. It was shown that encapsulated urea, in comparison with its usual form, provided an increase in the yield of spring wheat grain by 9–13%. The coating of urea granules with calcium dihydrogen phosphate contributed to a more uniform release of fertilizer nitrogen, increasing the efficiency of its use by plants by 10–13%. It was found that the effectiveness of encapsulated urea is directly dependent on the thickness of the coating granules.</p>

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Effectiveness of Long-Acting Urea in the Growing of Spring Wheat

  • V. M. Lapushkin,
  • M. A. Volkova,
  • A. A. Lapushkina,
  • S. P. Torshin,
  • F. G. Igraliev,
  • A. M. Norov,
  • D. A. Pagaleshkin,
  • P. S. Fedotov,
  • V. V. Sokolov,
  • I. M. Kochetova,
  • E. A. Rybin

摘要

Abstract

The results of a series of vegetation experiments are presented in which the effect of urea coated with calcium dihydrogen phosphate granules on the formation of a spring wheat crop was studied. It was shown that encapsulated urea, in comparison with its usual form, provided an increase in the yield of spring wheat grain by 9–13%. The coating of urea granules with calcium dihydrogen phosphate contributed to a more uniform release of fertilizer nitrogen, increasing the efficiency of its use by plants by 10–13%. It was found that the effectiveness of encapsulated urea is directly dependent on the thickness of the coating granules.