Dairy Cattle Technical Articles
Article published the August 11, 2020:
Ruminants have a unique digestive physiology characterized by a pre-systemic fermentation and digestion of plant constituents such as cellulose by microorganisms comprising the ruminal flora. This particulari...
Article published the August 7, 2020:
Introduction
Complementary grazing systems (CGS) involve the rotation of animals between forage resources of species with different patterns of seasonal growth and development (Gillen et al., 1999; Moore et al...
Article published the August 4, 2020:
Article published the July 31, 2020:
In a survey that we carried out recently in Israel, we found a great variation between farms, in terms of the number of hours along the day the cows are in "heat stress" condition (body temperature above normal...
Article published the July 22, 2020:
Previous studies showed that inclusion of polyphenol-rich plant extracts in feed improves performance in ruminants, but the effect may vary depending on the dosage used. It has been shown that polyphenols modif...
Article published the July 21, 2020:
The summer heat stress is one of the largest causes of economic losses to dairy farms in the world. In particularly hot regions, a drop of more than 1,500 liters par lactation from cow’s potential is repo...
Article published the July 21, 2020:
Efficient cooling systems based on water evaporation from cow's body surface have been developed in last four decades in dairy sectors of warm climate countries. The main effect of cooling is in reducing the dr...
Article published the July 21, 2020:
Summer losses in milk production are usually related to the negative impact of summer heat stress on the lactating cow. In the last 40 years, some studies realized in different parts of the world showed that al...
Article published the July 20, 2020:
Introduction
The transition period into lactation remains one of the most challenging and important phases of the production cycle in a dairy cow. It is a transient period around calving characterised by drast...
Article published the July 8, 2020:
Early-lactation dairy cows have high energy demand for milk production. Often the energy intake in this period is not enough to meet their requirements and the cows often face negative energy balance that may...