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  • Organic phosphorus and plant… The fraction of organic phosphorus that is available for plants is very small and not enough for the plant to grow properly. Compared to nitrogen…
  • Blosyrus inaequalis beetle in… Blosyrus inaequalis is mostly found in Siri-Lanka and India, but lately also in the northern parts of South Africa. So far the economical damage cause…
  • Sweet potato weevil (Cylas… Sweet potato weevil((Credit of featured image by Author Graham Wise from Brisbane, Australia https://commons.wikimedia.org/wiki/File:Cylas_formicarius_(14576849194).jpg)) can be devastating in Africa. losses between 73((N.E.J.M.Smit,“The effect of the…
  • Propagating, planting and harvesting… Planting material Sweet potatoes are propagated vegetatively through vines (or runners) which are cut up in cuttings, each 300-400mm long. Most other crops are propagated…
  • Butternut fertilizer application tables… Butternut((Featured image by: Butternut Citrouille Courge - Photo gratuite sur Pixabay)) (Cucurbita moschata) fertilizer requirements can be calculated if you know your soil type and…
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Irrigation of green beans

irrigation green beans

Irrigation of green beans is crucial as the plants are made of soft tissue. Green beans can easily wilt to such an extent that yield losses are significant. So the successful cultivation of green beans depends on enough water throughout the growth season. In harsh climates such as in South Africa, successful green bean production…

Green bean soil cultivation

cultivation farming weed control tractor commercial

Green bean soil cultivation for commercial small scale farmers Green bean soil cultivation for commercial small scale farmers is also applied in large commercial farms. In a well prepared loose soil, bean roots can penetrate to a depth of 1200 mm. The effective root depth is 450 – 500 mm. Superficial green bean cultivation will limit…

Green bean planting times

Green bean planting times are crucial since they are sensitive to frost They can be cultivated only when there is no longer any danger or risk of frost.  The different planting times for bush and runner beans in various parts of South Africa are listed in the table below Green beans planted during early summer…

Green bean seed germination

haricot dry bean legume green phaseolus

Green bean seed germination is epigeal. that is the cotyledon is pushed above the soil surface together with the young leaves. From planting it takes about 6-10 days for the seedlings to appear, depending on the soil temperature. At an optimum soil temperature of 24-30°C the seed will germinate rapidly and the seedlings emerge after…

Green bean varieties

Maximising farm profit starts with a lot of things and one of the is the right variety for the production system. The right variety will provide the grower with the right product for his market and climate. The most important is climate. If the variety is adapted to the farm climate, a higher portion of…