<p><strong>Background: </strong>Sheep production in central Mexico is an important livestock activity that requires the evaluation of feeding strategies to increase or sustain production in times of feed scarcity. <strong>Objective: </strong>To evaluate the performance of ewes fed diets with different levels of inclusion of <em>Typha latifolia</em>. <strong>Methodology: </strong>Fifteen <em>criollo </em>adult ewes were randomly grouped to receive different levels of tule (<em>Typha latifolia</em>) in their feeding as a complement to grazing. An incomplete randomized block design was employed. Daily live weight gain, intake, and body condition score were evaluated, as well as grassland parameters and the chemical composition of feeds. The experiment lasted 60 days divided in four measurement periods. All ewes were supplemented with a commercial pelleted concentrate. The control group (T1) had 0g DM of tule, 461.75 g DM commercial concentrate, and 8 h grazing; T2 had 116.5g DM of tule, 461.75 g DM commercial concentrate, and 8 h grazing; and T3 had 174.75 g DM of tule, 461.75 g DM commercial concentrate, and 8 h grazing. <strong>Results: </strong>There were significant differences (P<0.05) in DM intake of pasture and <em>Typha latifolia.</em> There were no significant differences among treatments (P>0.05) for initial and final live weight, daily weight gain and body condition score. <strong>Implications: </strong><em>Typha latifolia</em> is an available non-conventional forage source for adult sheep maintenance in the dry season for small-scale systems. <strong>Conclusion: </strong>The inclusion of <em>Typha latifolia </em>in diets for sheep may be a good option for feeding adult ewes in maintenance.</p>
O Background: The implementation of polyphytic pastures composed of grasses and legumes is an important component of agricultural systems in temperate zones, since grazing pastures which can reduce feed costs— are a viable option for small-scale dairy systems (SSDS). Objective: To evaluate the continuous grazing of dairy cows in Festulolium pastures associated with annual and perennial ryegrass and with clover in two farmrs. Methodology: Two experiments were carried out. The first experiment was established in the municipality of Almoloya of Juárez using eight cows that were divided into two groups of four; the cows grazed on two pastures with Festulolium associated with annual ryegrass and they were fed with 3.6 kg DM/cow/day of commercial concentrate, for 16 weeks. The second experiment was carried out in the Northwest of State of Mexico; six multiparous cows grazed on two pastures, under a cross over design arrangement; one pasture features Festulolium cv Spring Green and the other, annual ryegrass. Milk and body condition ere measured every 3 and 12 d, respectively. Variables from both experiments were analyzed using a split-plot experimental design. Results: Neither experiment recorded significant differences for the net accumulation of forage, the height of the pastures, and their chemical composition (P>0.05). No significant differences between treatments (P>0.05) were recorded regarding the yields and chemical composition of the milk. Study Limitations/Implications: The study of mixed pastures can be an alternative for feeding grazing cows, helping to reduce costs in SSDS. Findings/Conclusions: Festulolium/annual ryegrass pastures with white clover are a viable forage alternative for small-scale dairy systems.
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