NSSCAS Agricultural Science 8222 case studies
NSSCAS Agricultural Science 8222 · Put your knowledge to work in context.
NSSCAS Agricultural Science 8222 is the Advanced Subsidiary-level Agricultural Science qualification offered within Namibia's senior secondary certificate framework. It suits learners who have completed the ordinary-level phase and want a deeper, more analytical grounding in agriculture before moving into tertiary study, vocational training or farm-based work. The syllabus is built around the realities of Namibian farming: an arid to semi-arid climate, variable rainfall, communal and commercial production systems, and the need to balance productivity with soil and rangeland conservation. Candidates are expected to move beyond recall - explaining why a practice works, interpreting data, and recommending management decisions for a given farm situation. The NSSCAS Agricultural Science 8222 case studies are 5 cases and about 2,573 words.
1Saline–sodic borehole water on a Hardap tomato plot
farms 1.5 ha of tomatoes on a sandy loam plot in the Hardap irrigation scheme. He irrigates by furrow from a borehole.
558 words, about 3 min2Blossom-end rot in a hot shade-house tomato crop
manages a 0.15 ha shade-house tomato crop near Rundu. There are 2,400 plants in sandy soil, irrigated by drip with 2 L/h emitters, one per plant.
508 words, about 3 min3Lameness outbreak in a muddy cattle kraal
On a communal farm near Grootfontein, 45 Bonsmara-cross cattle are kept in a kraal that has been muddy for two weeks. Seven animals are lame; two have a swollen space between the claws, a foul smell and a fissure leaking pus.
502 words, about 3 min4Weaner sales versus feedlot finishing for a communal goat flock
runs a goat enterprise on 600 ha of communal rangeland. She has 120 does and 5 bucks.
506 words, about 3 min5Sizing a solar pump and storage for drip irrigation
wants to irrigate 1.0 ha of vegetables with drip irrigation from a borehole. The peak crop water requirement is 6 mm/day.
499 words, about 2 min