How to Crop

The effective extraction of cannabinoids, terpenes and other components is crucial in the production of cannabis products. Thomas Walker discusses various extraction techniques, and how they affect the end product.

Peter Craven, seed supply and quality lead at Syngenta, and Kobus van Huyssteen, technical manager at the South African National Seed Organisation, spoke to Magda du Toit about the importance of proper seed storage.

Some species of nematodes, or roundworms, can become a serious problem, says Dr Driekie Fourie, technical product lead for Syngenta Seedcare in Africa and the Middle East.

Magda du Toit looks at the interconnectedness of more traditional pest control and the newer integrated pest management. Some experts also give advice on how to keep pests and diseases down to acceptable levels.

Irrigation is an essential part of producing good crops, even in a vegetable garden or home orchard. Here’s a cost-effective way of ensuring that your fruit and vegetables get enough water, says Shane Brody.

A well-organised garden project can supply a community with fresh fruit and vegetables at low prices, as well as provide jobs. The first step is to calculate how much you can grow and where to grow it, says Shane Brody.

Mankaba Matshidiso Whitney Matli, an agricultural economist part of the Agricultural Research Council Professional Development Programme, discusses the importance of biological control to decrease the damage caused by various crop pests without harming the environment.

Successful pest and disease management depends on scouting and monitoring crops. Magda du Toit spoke to a major citrus producer, as well as pest-control experts from various organisations.

Citrus fruits, which are rich in vitamin C, fetch a good price. Consider starting a co-operative system in your community, planting trees in a number of yards and buying inputs in bulk to save money, says Shane Brody.

Use these fertilisers as a source of plant nutrition or to improve the physical and chemical properties of the soil and avoid over-fertilisation.

Tunnels ensure faster growth and healthier plants. Bill Kerr explains how to construct a basic tunnel out of plastic sheeting draped over steel hoops. You’ll need a few basic tools and welding equipment.

Chinch bugs, nematodes, mildew, seed rot, rust and other pests and diseases are all threats to pearl millet. Here’s how to deal with them.