Why humidity is crucial in climate control
By manipulating environmental conditions, and paying equal attention to temperature and humidity, greenhouse growers can improve the quality of their crops and maximise yields.
Compost problems, and how to fix them
A poorly managed compost pile will take a long time to decompose. Here are the signs of trouble to look out for.
The value of pollinators for seed production
In a study to provide a global estimate of the importance of pollinators for plants in natural ecosystems, researchers from Stellenbosch University, led by Dr James Rodger, a postdoctoral fellow...
Papaya diseases and viruses
Diseases and viruses of papayas include damping off, powdery mildew, black spot and root rot. All can be treated or prevented.
Water-wise plants for your garden
Many South African gardens contain exotic species that originate from regions with far higher rainfall than occurs here. As a result, gardeners have to water them frequently. The answer? Beautiful...
The value of informal record-keeping
If you record your production and general farming notes in a diary, you’ll have ready access to a wealth of information in a few years, says Bill Kerr.
Using common sense to be successful
It takes time and effort to know how to control pests and fertilise crops. There is no simple one-size-fits-all solution, says Bill Kerr.
Pasture varieties and their potential in SA
Summer-planted pastures can boost a farmer’s profits by keeping animal production high. Renowned grazing specialist Prof Chris Dannhauser says there is a variety of these crops to choose from and,...
Management of important grain diseases
Plant pathology scientists Dr Gert van Coller and Dr Bradley Flett spoke to Pieter Dempsey about some diseases that pose significant threats to South Africa’s maize and wheat production, and how to...
The influence of weather on lucerne hay quality
There is still limited research available on the effects of weather on lucerne production in South Africa, This article, written by lucerne specialist Dr Gerrie Scholtz, agricultural economist Walter van...
Getting to know earthworms
More than 2 000 species of earthworm have been identified worldwide and there are 300 known species in South Africa.
Beware of these avocado diseases
Phytophthora root rot, stem canker, anthracnose and Cercospora spot are the diseases most likely to attack avocado trees in South Africa.
Growing cucumbers
Cucumbers make an excellent and refreshing addition to salads, especially during summer months. So why not grow your own?
Soil management basics
Erosion is a symptom of poor soil management and a cue to assess and modify your grazing practices.
The building blocks of irrigation scheduling
Having a top-quality irrigation system is all very well, but without accurate irrigation scheduling you will never achieve optimal results, says irrigation expert and agronomist Robbie Childs.
Soil health: farming with nature, guided by science
Changing to a healthier production system may pose new challenges, but is worthwhile in the long run. Glenneis Kriel spoke to a number of influencers and pioneers about making the...
Using allelopathy in a weed management strategy
Cover crop residue leaches allelochemicals, which help control weeds. But to achieve good, prolonged results, you will still need to implement effective weed control.
The basics of wheat
Wheat is an important grain crop in South Africa, ranking second after maize in terms of area planted and production. This article explores the structure and growth of the wheat...
Look after those earthworms!
Earthworms play a crucial role in improving soil quality, and every farmer should try to maintain a healthy population of these remarkable creatures.
Planning for precision irrigation
Precision irrigation requires a system designed with all your resources and production goals in mind, with the aim of ensuring optimal production.
