Results 181 to 190 of about 16,072 (233)

Elementos minoritarios extraídos con DTPA y Mehlich-3 en suelos dedicados a cultivo, pradera y monte [PDF]

open access: yes, 2007
Abreu, Cleide Aparecida   +3 more
core   +2 more sources

Environmental filters drive functional similarity in disjunct ferruginous outcrops of Eastern Amazonia. [PDF]

open access: yesFront Plant Sci
Chaves VV   +10 more
europepmc   +1 more source

A fertilidade dos solos de Terra Preta de índio da Amazônia Central. [PDF]

open access: yes, 2017
COMENFORD, N. B.   +2 more
core  

Mehlich 3 soil test extractant: A modification of Mehlich 2 extractant

Communications in Soil Science and Plant Analysis, 1984
Abstract The objectives of this study were to modify the Mehlich 2 (M2) extractant to include Cu among the extractable nutrients, retain or enhance the wide range of soils for which it is suitable and minimize it's corrosive properties. The substitution of nitrate for chloride anions and the addition of EDTA accomplished those objectives.
exaly   +2 more sources

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