Section 14
Chapter 13,988

Coffee nutrition studies. III. The effects of major-nutrient deficiencies on the growth and chemical composition of the coffee plant (Coffea arabica var. bourbon) grown in nutrient solution

Haag, H.P.; Malavolta, E.

Rev. Cafe portug, 7: 26, 5-18


Accession: 013987598

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In addition to N, P and K, the study included Ca, Mg and S. Both leaves and stems were below the normal dry weight when any one of these elements was excluded from the solution. Sub-normal root dry weights resulted from omitting N, Ca or Mg, but in plants lacking K, P or S the roots were higher in dry weight than those of the controls.

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