FUZZY OPTIMIZATION MODEL FOR DECISION-MAKING IN SINGLE MACHINE CONSTRUCTION PROJECT PLANNING



Profit efficiency in family-owned crop farms in Eastern Cape Province of South Africa: a translog profit function approach

Abstract Background Farm productivity on smallholder family-owned crop farms remains low despite several interventions to transform agriculture especially in developing countries.Farmers in rural areas face serious constraints that impede their productive capacities for the principal dietary staple, notably maize.Smallholder farmers have access to

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New host and ocean records for Driocephalus cerebrinoxius (Sphyriidae, Siphonostomatoida) and a reconsideration of phylogeny within Sphyriidae.

Background.Driocephalus cerebrinoxius is an unusual representative of an unusual family of parasitic copepods (Sphyriidae, Siphonostomatoida, Copepoda).This report documents new host and ocean records for D.cerebrinoxius and considers the phylogenetic relationships amongst sphyriid (Sphyriidae) genera.Materials and methods.Copepods collected from t

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