Related Experiment Video
Updated: Jul 24, 2025
06:52
Lab-Scale Model to Evaluate Odor and Gas Concentrations Emitted by Deep Bedded Pack Manure
Published on: July 19, 2018
6.4K
Pasture Minerals for Dairy Cattle.
1Scibus, PO Box 660, Camden, New South Wales 2570, Australia; Dairy Science Group, School of Life and Environmental Sciences, Faculty of Science, The University of Sydney, PO Box 660, Camden, New South Wales, Australia.
Summary
Dairy production systems vary in mineral deficiency risk due to forage bases, not differing mineral needs. Pasture testing, alongside clinical data, is crucial for assessing mineral supplementation requirements in dairy cattle.
Area of Science:
- Animal Science
- Nutritional Biochemistry
- Dairy Herd Management
Background:
- Mineral requirements for dairy cattle are generally consistent across production systems.
- However, the forage base utilized in different dairy production systems can significantly alter the risk of mineral deficiencies.
- Understanding these system-specific risks is vital for maintaining herd health and productivity.
Purpose of the Study:
- To investigate how different dairy production systems influence the risk of mineral deficiencies in cattle.
- To highlight the importance of forage analysis in identifying potential mineral imbalances.
- To provide guidance on evaluating the need for mineral supplementation in dairy herds.
Main Methods:
- Comparative analysis of forage composition across various dairy production systems.
- Assessment of mineral status through blood or tissue sampling.
- Clinical observation of herd health and response to interventions.
- Evaluation of diagnostic testing protocols for mineral deficiencies.
Main Results:
- Mineral requirements do not fundamentally differ between production systems.
- The forage base is a primary determinant of mineral deficiency risk in dairy cattle.
- Integrated diagnostic approaches are essential for accurate assessment.
Conclusions:
- Dairy production system type impacts mineral deficiency risk primarily through forage sources.
- Farm-specific pasture testing is a critical first step in risk assessment.
- Supplementation decisions should be based on a combination of forage testing, clinical signs, and diagnostic sampling.
Related Concept Videos
01:31Essential Minerals for Bone Health
4.2K
The minerals contained in all of the food we consume are essential for our organ systems. However, certain essential minerals, such as calcium, phosphorus, magnesium, manganese, and fluoride, largely affect bone health.
Calcium and Phosphorus
Calcium is a critical component of bones, especially in the form of calcium phosphate and calcium carbonate. Since the body cannot make calcium, it must be obtained from the diet. However, calcium cannot be absorbed from the small intestine without...
Calcium and Phosphorus
Calcium is a critical component of bones, especially in the form of calcium phosphate and calcium carbonate. Since the body cannot make calcium, it must be obtained from the diet. However, calcium cannot be absorbed from the small intestine without...
4.2K
01:26Minerals
361
Minerals are essential nutrients that the human body needs in small amounts to work properly. They play a vital role in many bodily functions, such as building strong bones and transmitting nerve impulses. Some minerals are needed for hormone production or to maintain a normal heartbeat. Major minerals include calcium, phosphorus, potassium, sulfur, sodium, chlorine, and magnesium, while trace minerals include iron, manganese, copper, iodine, zinc, cobalt, fluoride, and selenium.
Major...
Major...
361
02:35Key Elements for Plant Nutrition
18.8K
Like all living organisms, plants require organic and inorganic nutrients to survive, reproduce, grow and maintain homeostasis. To identify nutrients that are essential for plant functioning, researchers have leveraged a technique called hydroponics. In hydroponic culture systems, plants are grown—without soil—in water-based solutions containing nutrients. At least 17 nutrients have been identified as essential elements required by plants. Plants acquire these elements from the...
18.8K
01:27Mineral, Vitamin and Water Absorption
521
Electrolytes are essential minerals and ions primarily obtained from the diet and absorbed through the gastrointestinal tract. Most electrolytes are absorbed in the small intestine. While the absorption of iron and calcium primarily occurs in the duodenum, calcium is also absorbed in the jejunum and ileum. In these regions, passive diffusion contributes to its absorption alongside active transport mechanisms in the duodenum. These ions can exit the enterocytes through specialized active...
521
01:16Tonicity in Animals
3.2K
Tonicity describes the amount of solute in a solution. The measure of the tonicity of a solution, or the total amount of solutes dissolved in a specific amount of solution, is called its osmolarity. Three terms—hypotonic, isotonic, and hypertonic—are used to relate the osmolarity of a cell to the osmolarity of the extracellular fluid that contains the cells. In a hypotonic solution, such as tap water, the extracellular fluid has a lower concentration of solutes than the fluid inside...
3.2K