نتایج جستجو برای: fodder mays
تعداد نتایج: 21710 فیلتر نتایج به سال:
BACKGROUND A previous study showed there to be fewer microorganisms (especially thermophilic actinomycetes) on farms with artificial barn drying of fodder than on those using traditional storage methods. A cross sectional study was performed to see whether barn drying provides protection against respiratory problems in dairy farmers. METHODS The respiratory symptoms and function of a group of...
The biological value of fodder is estimated on the basis of its content of particular macroelements (N, P, K, Ca, Mg). Concentration of these components in fodder depends on many factors, mainly on the properties of soil, type of land use and growth phase of crops. The aim of this paper was to estimate the effect of soil properties, land use and species composition of a sward mixture on the con...
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