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Full-Text Articles in Life Sciences

Perennial Warm-Season Grass Forages Impact On Cow-Calf Profitability In The Fescue Belt, Kyle A. Brazil, Patrick D. Keyser, Andrew P. Griffith, Christopher N. Boyer, J. Travis Mulliniks Sep 2022

Perennial Warm-Season Grass Forages Impact On Cow-Calf Profitability In The Fescue Belt, Kyle A. Brazil, Patrick D. Keyser, Andrew P. Griffith, Christopher N. Boyer, J. Travis Mulliniks

Journal of Applied Farm Economics

Incorporating a perennial warm- season grass (WSG) into tall fescue (Lolium arundina-ceum [Schreb.] Darbysh.) forage systems in the fescue belt can help avoid the effects of fescue toxicosis on beef cattle (Bos taurus) reproduction and animal performance and provide forage during summer when fescue production is low. However, little information is available on the economics of incorporating WSG into fescue-based forage systems. We developed a simulation model to compare profitability of three forage systems—100% tall fescue, 70% tall fescue/30% bermudagrass (Cynodon dactylon), and 70% tall fescue/ 30% switchgrass (Panicum virgatum)—while also comparing spring- …


Forage Species Selection For Transitional Organic Production In The Southeastern United States, Jonathan Kubesch Dec 2020

Forage Species Selection For Transitional Organic Production In The Southeastern United States, Jonathan Kubesch

Masters Theses

Despite the vast production markets for forage and organic products nationally, so far limited work has been done to develop organic forages specifically for Middle Tennessee or the mid-South in general. The present organic research field focuses on vegetable and grain production; however, forage production offers an easier transition for producers moving into certified organic agriculture. The present study seeks to evaluate several forage blends for optimizing forage production under low-input transitional organic conditions. Ideally a forage system could be tailored to the beef cattle operations of Middle Tennessee, the dominant forage consumption market in this region of the mid-South. …


Three Essays On Economic Analysis Of Production Systems Of U.S. Grass-Fed Beef Industry, Basu Deb Bhandari Jan 2015

Three Essays On Economic Analysis Of Production Systems Of U.S. Grass-Fed Beef Industry, Basu Deb Bhandari

LSU Doctoral Dissertations

This dissertation research consists of three essays. The first two studies analyze experimental research data based on three pasture systems for grass-fed beef (GFB) production in the Gulf Coast Region. System 1 included bermudagrass and ryegrass; System 2 included bermudagrass, ryegrass, rye, dallisgrass, and clover mixtures (red, white, and berseem clovers); and System 3 included bermudagrass, soybean, sorghum sudan hybrid, ryegrass, rye, dallisgrass, and clover mixtures (red, white, and berseem clovers). Fifty-four Fall-born steers were weaned in May and grouped into nine groups and randomly blocked into treatments and replicates. Inputs and output data were recorded on a daily basis. …


An Economic Analysis Of The Costs Of Alternative Sugarcane Fallow Weed Control Programs, José Rodolfo Mite Cáceres Jan 2010

An Economic Analysis Of The Costs Of Alternative Sugarcane Fallow Weed Control Programs, José Rodolfo Mite Cáceres

LSU Master's Theses

Economic research was conducted to present estimates of costs per acre associated with fallow sugarcane weed control programs for Louisiana in 2010. The 2010 projected costs are associated with the various phases of sugarcane fallow using different machinery, implements, and weed control practices followed by most growers in the main sugarcane production area of Louisiana. For bermudagrass and johnsongrass weed control treatments, the herbicides applied were Roundup Original Max at 46 oz/A, generic glyphosate at 64 oz/A, DuPont K4 60DG, Trifluralin 4EC at 4 qt/A, and EPTC at 3.5 pt/A. Purple nutsedge weed control treatments included Roundup Original Max at …