Equilibrios catiónicos y disponibilidad de potasio en suelos de América Central
Abstract
The equilibrium in the cation exchange complex in 94 Central American soils were described according to the Gapon constant.
Exchangeable K / Interchangeable Ca = (K+) / (Ca++)½
A pot experiment was established in order to study soil-plant relationships.
The various found are presented as well as the cuadratic correlations between the determination made for each of the elements (K, Ca, Mg, Al)Between pairs of elements.
To describe K availability, the intensity (pK - 0.5 pCa) and capacity (meq K / 100 g soil) parameters were used. These complement each other to describe adequately the soil-plant system.
Keywords
Equilibrio de la naturaleza||balance of nature||equilíbrio da natureza||balance de la nature, Catión||cations||catião||cation, Capacidad de cambio catiónico||cation exchange capacity||capacidade de troca catiónica||capacité d'échange cationique, Potasio||potassium||Potássio||potassium, Intercambio iónico||ion exchange||troca iónica||échange d'ion, Elemento químico||elements||elemento químico||élément chimique, Absorción de sustancias nutritivas||nutrient uptake||absorção de nutriente||absorption de substances nutritives, Solución del suelo||soil solution||solução do solo||solution du sol, América Central||Central America||América Central||Amérique centrale,
Delegation
Sede Central
Publisher
Instituto Interamericano de Cooperación para la Agricultura (IICA)
Is part of
Turrialba; Vol.22, no. 4
Status
openAccess
URI (Permanet link to cite or share this item)
https://repositorio.catie.ac.cr/handle/11554/13103Collections
- Turrialba [374]