Chemical composition and nutritional values of feed resources for deer
Journal Title: Біологія тварин - Year 2016, Vol 18, Issue 4
Abstract
Increasing of wild animals populations and saving of endangered species require proper providing of nutrient needs. In general, the available feed resources provide the feed needs of wild herbivores, but the ratio of the individual components of the diet often requires additional balancing. Therefore, the nutrient requirements for wildlife are not fully studied. The aim of our research was to establish the chemical composition and nutritional values of natural and supplemental feeds for deer in the Kivertsi State Forestry Enterprise (Volyn’ Region, Ukraine). A study of the nutritional value of hay, grass and leaves harvested at the forestry enterprise territory has been elaborated. Samples have been collected from oak and hornbeam mixed forest, birch grove and meadow (forest glade). Samples of grasses were taken from five sites (0.5 m2) located at each area. Samples of leaves twigs were collected from five trees of each species. Samples of hay were taken from five stacks. Additionally, we investigated the composition of some supplemental feeds: wheat and corn grains and soybean meal. In general, investigated feeds satisfy nutritional requirements of deer, but contents of some components require additional correction. Particularly, available on the territory fodder are deficiencies in phosphorus, copper and zinc, so replenish of mineral additives are necessary. Deer requires more manganese than other animals need. Investigated feeds contain not sufficient amount of manganese to ensure the needs of deer. Available in the investigated areas natural feed are providing the protein requirement of adult animals. However, for the fawns, lactating hinds and stags during antlers growth the content of protein in the diet may be insufficient.
Authors and Affiliations
I. V. Vudmaska, A. P. Petruk, B. I. Kolisnyk
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