Zvonimir Steiner
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View article: Selektivna terapija zasušenja mliječnih krava
Selektivna terapija zasušenja mliječnih krava Open
Mastitis remains one of the most economically important diseases in dairy farming. The aim of this review was to discuss the main ideas, practical benefits, economic impacts, rules and regulations, and environmental aspects of selective dr…
View article: Prevalence, persistence, and costs of acidosis in Holstein cows across breeding regions
Prevalence, persistence, and costs of acidosis in Holstein cows across breeding regions Open
This research aimed to analyze the prevalence, persistence, and economic impact of acidosis in Holstein cows, with a focus on the influence of the breeding region. The study utilized 3,953,549 test-day records for Holstein cows collected f…
View article: Detection of genetically modified organisms in bio products on the Croatian market
Detection of genetically modified organisms in bio products on the Croatian market Open
The production of bio or eco food implies production without the use of mineral fertilizers, hormones, pesticides, and GMOs. In Croatia, organic production has been growing year by year, regulated by legal provisions that set high standard…
View article: Understanding ammonia emissions: the impact of feed chemical composition on dairy Holstein farms
Understanding ammonia emissions: the impact of feed chemical composition on dairy Holstein farms Open
The aim of this study was to explore the relationship between the chemical composition of cattle feed and the emission of ammonia. To achieve this, we conducted a thorough chemical analysis of the feed, examining factors such as digestible…
View article: The evaluation of medium-chain and long-chain saturated fatty acid levels in the milk of various species and their potential in cancer prevention
The evaluation of medium-chain and long-chain saturated fatty acid levels in the milk of various species and their potential in cancer prevention Open
Cancer has become one of the most common and deadliest diseases worldwide, affecting millions of people each year. As a contribution to finding ways how to combat this problem by well balanced nutrition, the current research compared the l…
View article: Dietary Effects of Black-Oat-Rich Polyphenols on Production Traits, Metabolic Profile, Antioxidative Status, and Carcass Quality of Fattening Lambs
Dietary Effects of Black-Oat-Rich Polyphenols on Production Traits, Metabolic Profile, Antioxidative Status, and Carcass Quality of Fattening Lambs Open
The study aimed to establish the dietary effects of black oat rich in polyphenols on the production traits, metabolic profile, antioxidant status, and carcass quality of fattening lambs, after weaning. In the BO group, in the feed mixture,…
View article: The Effect of Different Forms of Solid Feed on Biochemical Parameters in Blood Plasma of Calves
The Effect of Different Forms of Solid Feed on Biochemical Parameters in Blood Plasma of Calves Open
The study examined how different solid feeds affected the biochemical parameters in calf plasma. The experiment involved a control group and three test groups of calves, each fed with a different starter mixture. The results showed signifi…
View article: Grass-Fed Cattle as an Option to Improve the Sustainability of Cattle Industry in Croatia
Grass-Fed Cattle as an Option to Improve the Sustainability of Cattle Industry in Croatia Open
In Croatia, as well as in many neighboring countries, neither the cattle farmers nor the general public (i.e., the consumers) are familiar with the meaning of the grass- fed cattle farming. This paper’s objective is to present what environ…
View article: THE OCCURRENCE, PERSISTENCE, AND COSTS OF ACIDOSIS-RELATED ISSUES IN DAIRY COWS CONCERNING PARITY
THE OCCURRENCE, PERSISTENCE, AND COSTS OF ACIDOSIS-RELATED ISSUES IN DAIRY COWS CONCERNING PARITY Open
This study aimed to assess the occurrence, persistence, and cost implications of acidosis-related issues in dairy cows concerning parity, utilizing over 8 million testday records of Holstein and Simmental breeds. The data analysis revealed…
View article: The variability in the prevalence of subclinical and clinical mastitis and its impact on milk yield of Holstein and Simmental cows as a result of parity
The variability in the prevalence of subclinical and clinical mastitis and its impact on milk yield of Holstein and Simmental cows as a result of parity Open
This study analysed over 10 million test-day records collected between January 2005 and December 2022, to determine the prevalence of subclinical and clinical mastitis in Holstein and Simmental cows, and its impact on subsequent milk produ…
View article: The Effect of Grape Seed Cake as a Dietary Supplement Rich in Polyphenols on the Quantity and Quality of Milk, Metabolic Profile of Blood, and Antioxidative Status of Lactating Dairy Goats
The Effect of Grape Seed Cake as a Dietary Supplement Rich in Polyphenols on the Quantity and Quality of Milk, Metabolic Profile of Blood, and Antioxidative Status of Lactating Dairy Goats Open
The objective of this study was to assess the impact that diets supplemented with grape seed cake rich in polyphenols had on lactating goats. The study investigated the quantity and quality of goat milk, the metabolic profile of blood, and…
View article: The Annual Maintenance Costs of Draft Horses as a Part of Fixed Costs in Horse-Powered Agriculture: A Case Study from Požega, Croatia
The Annual Maintenance Costs of Draft Horses as a Part of Fixed Costs in Horse-Powered Agriculture: A Case Study from Požega, Croatia Open
The aim of this research is to estimate the fixed costs of the maintenance of draft horses in a low-input farm. Research has revealed that in the investigated case, the fixed costs of maintenance of three draft mares were EUR 5115.39 annua…
View article: The Effect of Farm Size on the Differences in Mastitis Prevalence and Its Consequences on Milk Production in Holstein Cows
The Effect of Farm Size on the Differences in Mastitis Prevalence and Its Consequences on Milk Production in Holstein Cows Open
Aiming to determine the prevalence of mastitis and its consequences on milk production, 3,953,637 test-day records of Holstein cows (period 01/2005 to 12/2022) were analyzed. The obtained analyses indicate differences in mastitis prevalenc…
View article: Causes and consequences of selenium deficiency in small ruminants
Causes and consequences of selenium deficiency in small ruminants Open
When feeding livestock, particular attention should be paid to the production, and preparation of fodder, i.e. the meals, while at the same time determining the nutritional requirements in the various production periods. Selenium is an imp…
View article: Production Traits, Blood Metabolic Profile, and Antioxidative Status of Dairy Goats Fed a Red Corn Supplemented Feed Mixture
Production Traits, Blood Metabolic Profile, and Antioxidative Status of Dairy Goats Fed a Red Corn Supplemented Feed Mixture Open
This study investigated the effect of red corn in the feed mixture of dairy goats on production traits, blood metabolic profile, and antioxidative status. The study was conducted on 30 French Alpine dairy goats. The feed mixture for the go…
View article: ESTIMATION OF PREVALENCE, EFFECT AND COST OF MASTITIS ON SIMMENTAL DAIRY FARMS OF DIFFERENT SIZES
ESTIMATION OF PREVALENCE, EFFECT AND COST OF MASTITIS ON SIMMENTAL DAIRY FARMS OF DIFFERENT SIZES Open
Mastitis, a production disease highly prevalent in dairy farming, poses a significant challenge to farmers. It is responsible for decreased milk production, reduced milk quality, and increased treatment costs. Thus, early detection and pro…
View article: Physico-Mechanical Properties of Dupska Pramenka Wool as Breed Characterization Descriptors
Physico-Mechanical Properties of Dupska Pramenka Wool as Breed Characterization Descriptors Open
Summary The characterization of animal genetic resources includes morphometric, production and genetic characterization. This paper aims to determine the annual yield, staple length, and physico-mechanical properties of the wool of the Dup…
View article: Krmiva s povećanim sadržajem antocijanina u hranidbi životinja
Krmiva s povećanim sadržajem antocijanina u hranidbi životinja Open
The word anthocyanin comes from the Greek words Anthos, meaning flower, and kyanose, meaning blue. Anthocyanins give red, purple, and blue colors to plants. In acidic conditions, they appear as red pigments and in alkaline conditions, they…
View article: Low-input farming for agricultural sustainability
Low-input farming for agricultural sustainability Open
The aim of this paper is to characterize the low-input farming considering the resources it uses, scale of farming operations to which it suits, and its environmental impacts along with sustainability issues. The research was conducted by …
View article: First testing of horse-drawn roller-cutter for green-manure crops management in Croatia
First testing of horse-drawn roller-cutter for green-manure crops management in Croatia Open
Green manuring (GM) for raising the soil fertility becomes increasingly important due to environmental and other sustainability issues. However, GM is unavoidably associated with additional agrotechnical operations and energy consumption r…
View article: Variability of mastitis occurrence in dairy Simmentals due to recording time
Variability of mastitis occurrence in dairy Simmentals due to recording time Open
The aim of this research was to determine the mastitis occurrence in dairy Simmental cows regarding the year, month and season of milk recording. Therefore, test-day records were collected during regular milk recording on dairy cattle farm…
View article: Meat quality, metabolic profile and antioxidant status of lambs fed on seedless grape pomace (<i>Vitis vinifera</i> L.)
Meat quality, metabolic profile and antioxidant status of lambs fed on seedless grape pomace (<i>Vitis vinifera</i> L.) Open
This study aimed to research the effect of the seedless grape pomace (GP) added to feed mixture on meat quality, metabolic profile, and antioxidant status of Merinolandschaf lambs. The 90-day-old lambs in the control group (C, n=10) were f…
View article: Influence of Red Corn Rich in Anthocyanins on Productive Traits, Blood Metabolic Profile, and Antioxidative Status of Fattening Lambs
Influence of Red Corn Rich in Anthocyanins on Productive Traits, Blood Metabolic Profile, and Antioxidative Status of Fattening Lambs Open
In this study, we aimed to evaluate the effects of different proportions of red corn rich in anthocyanins on the diet of fattening lambs considering their productive traits, blood metabolic profile, and antioxidative status. The research w…
View article: Variability of milk urea, milk urea nitrogen, and ammonia emission from dairy Simmental and Holstein cows based on the milk recording month
Variability of milk urea, milk urea nitrogen, and ammonia emission from dairy Simmental and Holstein cows based on the milk recording month Open
The subject of this paper was to define the variability of milk urea, milk urea nitrogen, and ammonia emission from dairy Simmental and Holstein cows relating to months of milk recording through the precision farming methodology. Test-day …
View article: Slaughter Indicators, Carcass Measures, and Meat Quality of Lamb Fattened with Spelt (Triticum aestivum spp. Spelta L.)
Slaughter Indicators, Carcass Measures, and Meat Quality of Lamb Fattened with Spelt (Triticum aestivum spp. Spelta L.) Open
The aim of this research was to investigate the slaughter indicators, carcass measures, and meat quality of lambs fattened with spelt. Lambs consumed various feed mixtures (1000 g day−1 lamb−1): I—control group; II—group with 10% dehulled …
View article: The Analysis of Variability of Indicators Associated with Prevalence of Subclinical Ketosis/Acidosis in Dairy Cattle
The Analysis of Variability of Indicators Associated with Prevalence of Subclinical Ketosis/Acidosis in Dairy Cattle Open
Metabolic disorders of dairy cows, primarily ketosis and acidosis, are one of the most significant problems in dairy herd management. Numerous studies have shown that metabolic disorders induce economic losses for milk producers due to tre…
View article: The Influence of Hempseed Cake on Production Traits, Metabolic Profile and Antioxidant Status of Merinolandschaf Lambs
The Influence of Hempseed Cake on Production Traits, Metabolic Profile and Antioxidant Status of Merinolandschaf Lambs Open
The aim of this study was to investigate the effect of hempseed cake on production traits, metabolic profile and antioxidant status of lambs. The research was conducted on 20 Merinolandschaf lambs of similar live body weight (24.03 kg ± 2.…
View article: INFLUENCE OF PUMPKIN SEED CAKE ON PRODUCTION AND SLAUGHTER INDICATORS FOR BROILER CHICKENS
INFLUENCE OF PUMPKIN SEED CAKE ON PRODUCTION AND SLAUGHTER INDICATORS FOR BROILER CHICKENS Open
The aim of the research was to determine the possibility of adding pumpkin seed cake (PSC) in feed mixtures for broiler chickens, as well as its influence on production and slaughter indicators.The experiment consisted of control and two e…
View article: Performance indicators of broilers fed propolis and bee pollen additive
Performance indicators of broilers fed propolis and bee pollen additive Open
The aim of this study was to determine the effect of diet supplementation with propolis and/or bee pollen on the performance indicators of broilers. This experimental study was conducted on 200 Ross 308 broilers equally distributed by sex …