ABSTRACT


Inés Sotomayor Román1
 
Some trials in the diagnosis of mineral deficiencies has been made following the Plant Injection Technique developed by Roach and Robert. Positive reactions were observed for Fe, Mn and P in apples cherries and lemon. The trials were carried on aluvial soils of pH about 8, in Santiago, Chile.
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1Ingeniero Agrónomo del Departamento de Investigaciones Agrícolas