VOCAL AND TACTILE COMMUNICATIONS BETWEEN SOWS AND PIGLETS ON DAY 20 AFTER FARROWING

Abstract

lstraživanje je obavljeno videosnimanjem odabranih krmača i prasadi različitog pasminskog sastava, starosne dobi i broja prasenja u dva različita objekta s obzirom na vrstu poda tijekom dvadesetog dana nakon prasenja, a cilj je bio istražiti glasovno-taktilnu komunikaciju između krmača i prasadi. Krmače s prasadi podijeljene su u dvije grupe po 5 životinja. Svaka je krmača snimana neprekidno 6 sati. Za vrijeme video snimanja kontrolirani su i mikroklimatski uvjeti. Dobiveni rezultati stratistički su obrađeni i uspoređeni pomoću t-testa. Značajna statistička razlika (P<0.05) zabilježena je između sisanja na osnovi glasovne i traktilne komunikacije u objektu A. Učestalost i trajanje sisanja sa starenjem prasadi se mijenja. Najveći broj sisanja u tijeku dvadesetog dana starosti prasadi biva potaknut od same prasadi, taktilnom komunikacijom prasadi s krmačom.The research was performed by videorecording of the chosen sows and piglets, which differed in breed, age and parity and were placed in two objects with different flooring, during day 20 after farrowing. The purpose was to investigate the vocal-tactile communication between the sow and the piglets. The sows with their piglets were divided in two groups, each consisting of 5 sows. Each sow was videotaped continuously during 6 hours. During the recording, bioclimatic parameters were also controlled. The results obtained were statistically analysed and compared applying the t-test. The analysis revealed a significant difference (P<0.05) between suckling initiated by vocal and tactile communication in Object A. The suckling frequency and duration changed with the aging of piglets. Most of the suckling during day 20 after farrowing was initiated by the piglets, by tactile communication with the sow

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