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В условиях промышленной фермы исследовали 128 свинок, разделенных с учетом аналогов на четыре группы питаемые начиная с веса ЗОкг полнорационными смесями с различным участием шрота кормового желтого люпина сорта Вентус (контрольная группа без участия шрота, в опытных группах: I - 10%, II - 20% и III - 30% белка в виде шрота семян люпина вместо послеэкстрационного соевого шрота). По мере повышения...
214 crossbred gilts from an industrial farm impregnated at the age of about 9 months and the body weight of 120 kg and then slaughtered on the 33rd day of the pregnancy were investigated with the aim to determine the potential fertility parameters. In most cases low and insignificant relationships between the weight of gilts on the 1st and the 1st day of life, ratio of sexes in the litter and the...
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