The nutrient requirements of the sow change during gestation and the feed provision must meet this demand; hence the need for phase feeding.
W. H. Close
Close Consultancy. United Kingdom
Dr William Close is an independent consultant advising on pig nutrition and production.
He previously worked in agricultural research and has published many scientific papers, mostly on nutrition, environment and reproduction in pigs.
He consults widely in Europe and throughout the world, developing nutritional concepts and feeding strategies to optimise pig production.
Close Consultancy offers expert technical advice to the pig industry on all aspects of pig nutrition and production.
Updated CV 15-Oct-2014
The provision of trace minerals at the correct level and in their organic form is essential for the modern hyper-prolific sow: they have been shown to increase litter size, the quality of the piglet at birth and weaning and weaning weight and to reduce sow lameness and premature culling.