Author: Rameshwar, N. Savino, V.K. Vidyarthi, Thejanuo Rio, Tsarila Z.T. Sangtam, Manish Meshram, Gavrav Dubey and Drusilla Jishing Rengma
This study aims to investigate, for the first time in medziphema, the effects of seasonal temperatures and THI changes on the hematological profile in crossbred cattle as an indicator for their physiological status assessment. The study was conducted seasons wise THI calculated for calendar years and divided in three seasons such as spring (January to April), summer (May to August), and winter (September to December) 2022 and was performed on ten crossbred cattle. Blood samples were collected two times during this study period. The data regarding temperature changes in hematological parameters were significantly (P≤0.05) variations concerning red blood cell count (RBC), white blood cell count (WBC), hemoglobin concentration (Hb) and mean corpuscular volume (MCV). As well as variations were significant for packed cell volume (PCV), mean corpuscular hemoglobin content (MCH) and mean corpuscular hemoglobin concentration (MCHC). The concentration was significantly (P≤0.05) RBC, hemoglobin, PCV, MCV and MCH levels were higher in winter compared to the other seasons (P≤0.05), respectively. The lowest percentage was significantly (P≤0.05) WBC and MCHC was generally observed in winter as compared to other seasons, respectively. The hematological profile of dairy crossbred cattle has been altered in response to different seasons which ultimately affected on production system. This study might be useful for providing base line information on the hematological profile of dairy cattle for the assessment of physiological status.
Cattle, Hematological, THI, Seasonal Variations, MCHC, MCV
On the basis of this study, it can be concluded indicated that highest RBC, Hb during winter and spring season due to comfort and cool climatic condition. WBC lowers during summer season due to higher stressful temperatures and stress period. This variation in hematological parameters related to changes in ambient temperature, relative humidity and THI, although within the hematological parameters for crossbred cattle. Therefore, we can claim that the seasonal changes can impact the metabolic profile.
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Rameshwar, N. Savino, V.K. Vidyarthi, Thejanuo Rio, Tsarila Z.T. Sangtam, Manish Meshram, Gavrav Dubey and Drusilla Jishing Rengma (2023). Hematological Profile of Crossbred Cattle in Response to Seasonal Variations at Medziphema, Nagaland. Biological Forum – An International Journal, 15(5a): 608-612.