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  • Root knot nematode Root knot nematode, Meloidogyne spp., are small round worms present on the roots and must not be confused with root knots of Rhizobium spp., which…
  • What are good spray… A good spray programs is not rocket science, and it shouldn't be. There are millions of successful farmers around the world that get it right…
  • Basics of growing basil Basil is native of tropical Asia, where for centuries, especially in India, it has been highly esteemed as a condiment. The early Greek and Roman…
  • Factors that influence plant… We cannot control and know all the factors that influence plant growth. We know that by addressing the most limiting factor to plant growth, plants…
  • Sweet potato farming –… The sweet potato is an underrated popular vegetable in South Africa. Since it is a tropical crop, it cannot be grown everywhere. Interestingly, it is…
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Soil Magnesium

magnesium soil vegetable production

Soil magnesium is by no means unimportant. Nitrogen, potassium and phosphate research dominates that of soil magnesium. Calcium is hardly ever a problem in soil. It is part of the lime fertilizer calcium phosphate (Ca3(PO4)2H2O). Adding lime to the soil includes enough calcium for plant growth. One can call it a lopsided fertilizer application, which…

Soil compaction – tips on prevention

Soil compaction prevention

Soil compaction1)Featured Image obtained from: Photos Public Domain; Dirt is a problem that all growers face. There are a huge variety of equipment for soil preparation, but the primary tillage implements are mouldboard ploughs, large discs and chisel ploughs. The mouldboard and large disc ploughs tend to produce a compacted hard layer just below the…