Norman Rethman Planted Pastures 2018
Charne Viljoen - A new nitrogen fertilisation regime for minimum tillage kikuyu ryegrass pasture in the southern Cape
https://grassland.org.za/awards/annual-congress/norman-rethman-memorial/norman-rethman-planted-pastures-2018
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Norman Rethman Planted Pastures 2018
Charne Viljoen - A new nitrogen fertilisation regime for minimum tillage kikuyu ryegrass pasture in the southern Cape