Maize science to make pig farming more profitable

A tip for pig farmers: use maize cobs as a source of feed if you want to limit your overheads and make your enterprise more profitable. Maize cobs can indeed be a valuable and readily available ingredient in pig feed. This is the message from Dr Arnold Kanengoni, a senior researcher in pig nutrition at the Agricultural…

Mobile lab does cows a service

Gloved hands hold a long syringe. Fluorescent lighting blinks off the white surfaces as Masindi Mphaphathi, an animal researcher at the Agricultural Research Centre, gently pushes the plunger. He is demonstrating, in the back of the ARC’s mobile clinic, how to artificially inseminate a cow. “The idea is to provide [livestock reproduction] services for farmers…

Science Voices: Meatless Mondays might be harmful in SA

Is skipping out on a meaty meal to save the environment doing more harm than good? Nicolette Hall, a PhD candidate at the University of Pretoria, explains in an article that is part of the Mail & Guardian newspaper’s Science Voices series. It began as a solidarity and social responsibility campaign during the World Wars to…

Weave a mat to prevent soil erosion

For experienced soil scientist Dr Garry Paterson the results of poor land use practices in many South African regions are all too obvious. “When the soil surface becomes exposed, valuable topsoil is easily washed away during intense rains,” explains this past President of the Soil Science Society of South Africa and current vice-chair of the…