deur Henri Viljoen, AFGRI Veevoere Tegniese Adviseur Die moderne Boer het daagliks nuwe uitdagings wat hom in die gesig staar. Van droogtes tot mense wat besluit dat rooi vleis nie meer ʼn nodige voedselbron is nie. Dit is dus krities belangrik om ekonomies te voer en die beste manier om dit te bewerkstellig is om […]
deur DC Cloete, AFGRI Veevoere Tegniese Adviseur Die bestuur van voerkrippe word dikwels nagelaat en met hoë voer- en speenkalfpryse kan die winsgewendheid van ʼn voerkraal vinnig in gedrang kom. Deeglike voerkripbestuur kan die silwer randjie om dié wolk wees. Voerkripbestuur is ʼn kardinale deel van die doeltreffendheid van die onderneming. Voervermorsing is nie […]
by Jacques Potgieter Efficient milk production is the key focus of any dairy operation. To ensure our aim of efficient milk production it is essential that calves and heifers are grown out properly and timeously. As the profitability of the dairy industry becomes more under pressure and dairy farms increases in size, the economics […]
by Herman Rossouw Layer hens are quick to pick up on changes in their environment. These changes could have a negative impact on their performance and should thus be kept to a minimum. Consistency is key to achieving and maintaining optimal layer hen performance. One of the biggest factors influencing layer hen performance is their […]
Deur Nico Bisschoff, tegniese formulasiebestuurder, AFGRI Veevoere ’n Koei se lewer weeg sowat 1,3 tot 1,6% van haar liggaamsgewig en vereis ’n groot hoeveelheid energie om al die relevante metaboliese funksies te verrig. Die lewer verrig verskeie rolle in die metabolisme van glukose, lipiede en proteïene, sowel as ketogenese, immuunfunksies, ammoniak-ontgiftiging, steroïedhormoonkatabolisme, vitamiene en mineraalmetabolisme […]
By Leeché Storm (Technical Advisor, Pigs) The demand for cereal and oil seeds from emerging markets for energy production has placed increased pressure on the global animal feed sector with the rise of raw material costs. To lower feed costs and improve the sustainable use of feed resources for animal production, by-products from the food […]
by JW Van Niekerk, Independent Reviewed and updated by Johan Loubser, Ruminant Specialist Two aspects that can have a major impact on the effectivity and profit of sheep farming, are an increase in conception rate and fecundity of the breeding flock. Flush feeding of sheep is a feeding practice that can be used, under […]
Introduction Poultry are homeothermic animals with a normal body temperature range of 41–42°C. Under optimal thermal conditions, typically defined as the thermal neutral zone (18–22°C), birds can maintain their core temperature without expending additional energy. However, deviations from this range, particularly during brooding when higher ambient temperatures are necessary, impose significant physiological and behavioural adjustments. […]
geskryf deur Andries Kruger, hersien en verwerk deur Johan Loubser (Herkouerspesialis) Fosfaat aanvulling op groen somerweidings, veral in meer ekstensiewe boerdery praktyke, is ‘n konsep wat al vir baie jare lank nagevors en bewys is. Die noodsaakliklikheid van fosfaat aanvulling kan dus nie genoeg beklemtoon word nie. Vir weidende diere, veral vleisbeeste, word […]
deur Pieter Louw. Met die huidige hoë mielieprys moet daar gekyk word na goedkoper of alternatiewe bronne van energie vir skaapgroei en afrondrantsoene. Daar is verskeie opsies wat oorweeg kan word wat soortgelyke groei bewerkstellig sowel as die produksie van die besigheid handhaaf. Met weersomstandighede wat ideaal is vir die produksie van gars, […]
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