Amended soils (C+SS) showed changes in the distribution determined by chemical fractionation
when compared with control samples (C).
and in vitro biological screening.
Delgado A, Ruiz JR, del Campillo MC, Kassem S, Andreu L (2000) Calcium- and iron-related phosphorus in calcareous and calcareous marsh soils: Sequential chemical fractionation
Ivanoff DB, Reddy KR, Robinson S (1998) Chemical fractionation
of organic phosphorus in selected histosols.
The Company has increased activities in plant collection, chemical fractionation
and screening of compounds increasing its research and development expenditure to $644,051 for the fiscal year from $391,712 for the prior year.