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Comparison Of Private And Public Lab Fertilizer Recommendation Impacts On Field Crop Production And Soil Test Results, Megan Baker 2024 Utah State University

Comparison Of Private And Public Lab Fertilizer Recommendation Impacts On Field Crop Production And Soil Test Results, Megan Baker

All Graduate Theses and Dissertations, Fall 2023 to Present

There are many sources that farmers utilize to determine fertilizer needs for crops such as private and public labs, crop advisors, and fertilizer dealers. In many cases, these sources provide recommendations for a specific crop that can vary greatly, which can lead to large differences in cost. An experiment was established in 2021 with 12 sites across the state of Utah in alfalfa, small grains, and corn to test and compare fertilizer recommendations from five labs. The recommendations tested were from two public labs (Utah State University and the University of Idaho) and three commercial labs located in the Western …


Applicability Of Using Bio-Receptive Concrete For Building Facades In Egypt, Gina Roupheil 2024 American University in Cairo

Applicability Of Using Bio-Receptive Concrete For Building Facades In Egypt, Gina Roupheil

Theses and Dissertations

The significant increase in carbon dioxide emissions caused by the construction industry is detrimental to our planet. This is rapidly increasing with the urbanization of cities that is gradually taking its toll on the available green spaces, which help in balancing such emissions. Recently, researchers have been trying to make use of bio-receptivity to create biomaterial systems that could be spread on building envelopes and support the growth of small plant species and microorganisms to establish on. Out of those materials, comes the concrete as a promising material for bio-colonization.

Within this context, this study aims at investigating the applicability …


Biological Stimulants Increase Fertilizer Efficiency And Pasture Legume Content, P. R. Espie, S. Haswell, A. Barton 2024 AgScience Ltd, Dunedin, New Zealand

Biological Stimulants Increase Fertilizer Efficiency And Pasture Legume Content, P. R. Espie, S. Haswell, A. Barton

IGC Proceedings (2001-2023)

The effects of a soil biological stimulant (SS) and biologically activated reactive phosphate rock (BAP) on pasture yield and botanical composition were examined in a field trial in low-fertility New Zealand rangeland. BAP application significantly increased pasture yield by 60% and BAP plus biostimulant increased yield by 120%. BAP significantly increased resident legume cover by 75% and BAP with biostimulants by 85%. Alfalfa, direct drilled as an indicator test species, increased in establishment from 0 to 3.8 plants m-2 with BAP and to 4.2 plants m-2 with BAP plus biostimulant. Biostimulant applied alone increased yield by 17%, legume cover by …


Uf-Accelerate To Industry (A2i): Bringing Industry Into Academia, J. A. Estrada 2024 University of Florida

Uf-Accelerate To Industry (A2i): Bringing Industry Into Academia, J. A. Estrada

IGC Proceedings (2001-2023)

University stakeholders are targeting candidates with competency in a wide range of professional skills, including team building and leadership, multi-modal communication, intercultural awareness, emotional intelligence, and mental flexibility. We developed UF-Accelerate to Industry (A2i) to deliver these skills to our graduate students and better prepare them to enter a competitive, rapidly evolving workforce. UF-A2i is delivered as day-long “immersion” events, consisting of presentations, panel discussions, skills workshops, and group projects. All activities are led by industry sponsors or career preparation specialists and are focused on building industry-identified skills that will give attendees a competitive edge in the job market. Since …


The Use Of Livestock Gps Trackers To Determine The Grazing Patterns Of Herded And Free Ranging Cattle In The Communal Rangelands Of The Eastern Cape Province, South Africa, A. Finca, T. C. Zondani, J. T. Tjelele, M. P. Mavuso 2024 Agricultural Research Council-Range and Forage Science, South Africa

The Use Of Livestock Gps Trackers To Determine The Grazing Patterns Of Herded And Free Ranging Cattle In The Communal Rangelands Of The Eastern Cape Province, South Africa, A. Finca, T. C. Zondani, J. T. Tjelele, M. P. Mavuso

IGC Proceedings (2001-2023)

This study was set in the Eastern Cape Province of South Africa which is predominantly rural and where livelihood sustainability is largely dependent on agricultural outputs including livestock production. Land in many of the rural, former homeland areas is held under communal land tenure which means access, utilisation and management is on a collective basis. A number of grazing strategies have been applied over the last hundred years including camp rotational grazing system. However, due to a number of factors including the absence of the communal rangeland and camp boundary fence, most villages do not have a rangeland management strategy …


Preparing Grasslands Scientists For Careers In International Agriculture, M. Eilittä 2024 Cultivating New Frontiers in Agriculture (CNFA)

Preparing Grasslands Scientists For Careers In International Agriculture, M. Eilittä

IGC Proceedings (2001-2023)

Livelihoods of a billion poor people depend on grasslands. Dedicated and trained experts are needed to support grasslands’ sustainable development under increasing pressures in the future. For some grasslands scientists, a career in international agriculture is the principal focus from the start of their education. For others, interest in international agriculture emerges during their careers. All require international opportunities to ensure that their efforts are focused on important priorities, that they understand the environment they work in, and that their professional networks are up to date. This paper reflects on ways for grassland scientists to be engaged in international agriculture …


How ‘Pasture For Life (Championing 100% Pasture-Fed Ruminant Products) Has Taken Off In The Uk – From The Bottom Up!, S. J. Gregson 2024 Pasture for Life

How ‘Pasture For Life (Championing 100% Pasture-Fed Ruminant Products) Has Taken Off In The Uk – From The Bottom Up!, S. J. Gregson

IGC Proceedings (2001-2023)

Ten years ago Pasture for Life (PfL) was a collection of around 50 UK farmers who were producing high quality ruminant food products wholly from pasture. They were regenerative farming pioneers and PfL was run by volunteers and funded through various grants. In the past two to three years, membership has increased significantly, nearing 1,000 with almost 150 certified Pasture for Life (100% grass-fed). The organisation is now run by a paid executive and is bursting with energy, conversation, and learning. Members are mainly farmers, but also include butchers, chefs, vets, academics and consumers – all keen to champion the …


Rotational Stocking With Virtual Fences: Effects On Grassland Diet Digestibility, Livestock Performance And Stress Levels Of Heifers, N. A. Grinnell, D. Hamidi, M. Komainda, F. Reisch, J. Horn, I. Traulsen, R. Palme, J. Isselstein 2024 University of Goettingen, Germany

Rotational Stocking With Virtual Fences: Effects On Grassland Diet Digestibility, Livestock Performance And Stress Levels Of Heifers, N. A. Grinnell, D. Hamidi, M. Komainda, F. Reisch, J. Horn, I. Traulsen, R. Palme, J. Isselstein

IGC Proceedings (2001-2023)

Virtual fencing is an innovative technology for simplified, less laborious dynamic grazing management and remote animal monitoring. The effect of this novel technology on animal welfare is still a matter of debate. Previous research suggests no differences in stress experience responses of cattle between the two fencing systems on continuously stocked pastures. This study investigated differences in diet organic matter digestibility, livestock performance and fecal cortisol metabolite concentrations of heifers on pastures in a rotational grazing system, fenced with a virtual fence (Nofence, Batnfjordsøra Norway) compared to heifers fenced with a traditional electric wire fence. The study was conducted in …


Commercially Available Products In Increase Soil Water-Holding Capacity, Shital Poudyal, Jake Powell, Rowe Zwahlen, Grant Cardon 2024 Utah State University

Commercially Available Products In Increase Soil Water-Holding Capacity, Shital Poudyal, Jake Powell, Rowe Zwahlen, Grant Cardon

All Current Publications

Although adding organic matter is traditionally the most effective way to enhance soil water-holding capacity, several commercial products in the market also have the potential to increase soil water-holding capacity. In this fact sheet, we discuss the properties and characteristics of those commercially available products and recommended application rates. We also explore some limitations of using these products.


Herbaceous Tropical Legume Integration Into Small-Holder Crop-Livestock Systems In Eastern Indonesia: Results Of 10-Years Of Multi-Disciplinary Systems Research, L. W. Bell, D. Mayberry, K. Cox, S. Traill, J. Nulik, E. J. Hosang, D. Kana Hau 2024 CSIRO, Australia

Herbaceous Tropical Legume Integration Into Small-Holder Crop-Livestock Systems In Eastern Indonesia: Results Of 10-Years Of Multi-Disciplinary Systems Research, L. W. Bell, D. Mayberry, K. Cox, S. Traill, J. Nulik, E. J. Hosang, D. Kana Hau

IGC Proceedings (2001-2023)

Integration a forage legume into crop-livestock systems of Eastern Indonesia was tested to establish the capacity to improve nitrogen supply and yields of staple cereal crops (maize and rice) and allow for intensification of beef production to ultimately increase farm income and alleviate rural poverty in the region. Species evaluation sites across a diversity of environments showed Clitoria ternatea (butterfly pea) to be the most resilient and adaptable forage legume for use in association with cropping systems. Crop rotation experiments demonstrated that legumes grown in rotation with maize or rice can increase grain yields by 50% where legume was cut …


Drone And Digital Camera Imagery Estimate C3 And C4 Grass Ratios In Pastures, J. A. Bush, C. D. Teutsch, S. R. Smith, J. C. Henning 2024 University of Kentucky

Drone And Digital Camera Imagery Estimate C3 And C4 Grass Ratios In Pastures, J. A. Bush, C. D. Teutsch, S. R. Smith, J. C. Henning

IGC Proceedings (2001-2023)

The following study investigates the accuracy and practicality of exploiting the color dichotomy present between C3 and C4 grass species to estimate their respective proportions from drone or camera captured imagery. Understanding the proportions of C3 and C4 grasses in pastures is vital to sound decision making for livestock production. The ability to monitor these proportions remotely will also allow for large scale monitoring as well as detection of changes in botanical composition over time and in response to weather events, management, or climate change. A free green canopy cover (GCC) analyzing software, Canopeo, was used to quantify green plants …


Ecosystem Services And Life Cycle Assessment Of Perennial And Annual Cropping Systems, M. Berti, A. Cecchin 2024 North Dakota State University

Ecosystem Services And Life Cycle Assessment Of Perennial And Annual Cropping Systems, M. Berti, A. Cecchin

IGC Proceedings (2001-2023)

Corn cultivation has negative impacts to the environment, such as nitrate leaching, soil erosion, and nitrous oxide emissions. Perennial crops such as alfalfa (Medicago sativa L.) reduce annual disturbance of soil, which affects many biogeochemical cycles that are key to provide resilience and stability to cropping systems. Four three-year crop sequences were evaluated. 1) Corn-soybean-corn (CSC); 2) alfalfa-alfalfa-alfalfa (AAA); 3) Corn-spring planted alfalfa-alfalfa (CAA); and 4) Corn-intercropped/alfalfa-alfalfa-alfalfa (CAIAA). Modeling of C and N cycles were conducted with the Denitrification-Decomposition (DNDC) model and global warming potential (GWP) was estimated using life cycle assessment (LCA) methodology. The soil organic carbon (SOC) balance …


Choosing The Best Online Platform, L. L. Baxter, A. Best 2024 University of Georgia

Choosing The Best Online Platform, L. L. Baxter, A. Best

IGC Proceedings (2001-2023)

Social media is a powerful tool that enables forage-livestock researchers and Extension specialists to connect with a wide audience of producers, Extension personnel, colleagues, and industry partners. This presentation in the thematic session on “Understanding the role of social media and digital resources in forage education and promotion” will provide an overview of popular social media platforms (Facebook, Twitter, Instagram, TikTok, and YouTube) and discuss how to transform impactful research and Extension programming into effective social content before leading into the panel discussion.


Role Of Social Media And Digital Resources In Forage Education, L. L. Baxter 2024 University of Georgia

Role Of Social Media And Digital Resources In Forage Education, L. L. Baxter

IGC Proceedings (2001-2023)

Social media and digital resources are powerful tools that enable forage-livestock researchers and Extension specialists to connect with a wide audience of producers, Extension personnel, colleagues, and industry partners. This presentation in the thematic session on “Understanding the role of social media and digital resources in forage education and promotion” will focus on the role digital resources play in forage education.


The Nutritional Dynamic Is Key For Use Optimal Forage And Increase Of Meat Production, Bernal-Flores Alvaro, E. A. Pizarro, Quero Carillo Raymundo, Pérez Rodríguez Paulino 2024 Colegio de Postgraduados, Mexico

The Nutritional Dynamic Is Key For Use Optimal Forage And Increase Of Meat Production, Bernal-Flores Alvaro, E. A. Pizarro, Quero Carillo Raymundo, Pérez Rodríguez Paulino

IGC Proceedings (2001-2023)

The nutritional content grass could be considered a key tool to determine the optimal forage use, based on the requirements of the cattle to maximize production and achieve a highly productive and profitable livestock. The degradation protein complex associated with autophagy plant determines to a great extent the protein content of the grass over time, being priority found the value nutritional required for the livestock for intensification the animal production. The crude protein requirements (CP, 13.5%) to cover nutritional needs in cattle, was established between 28±1 y 30±1 for the dry period and wet period respectively in Camello® hybrid grass. …


Regenera+.Uy: Designing A Co-Innovation Process To Apply The Principles Of Regenerative Livestock Production, Oscar Blumetto, M. Bustamante, A. Castagna, D. Caresani, G. Ciappesoni, R. Baptista, I. De Barbieri 2024 National Institute of Agriculture Research, Uruguay

Regenera+.Uy: Designing A Co-Innovation Process To Apply The Principles Of Regenerative Livestock Production, Oscar Blumetto, M. Bustamante, A. Castagna, D. Caresani, G. Ciappesoni, R. Baptista, I. De Barbieri

IGC Proceedings (2001-2023)

Consumers around the world are beginning to demand products whose production systems have environmental guarantees. Among them, those derived from regenerative agriculture have a growing demand in many markets. A comprehensive environmental assessment was carried out in 9 case studies of mixed livestock production farms (cattle and sheep) in Uruguay as a basis for the development of a system redesign process following the principles of regenerative agriculture. The results show that emission intensity was 16.0, 10.5, and 49.2 kg CO2 eq kg-1 of beef, sheep meat, and greasy wool, respectively. Also, a simulation exercise shows a significative reduction of emission …


Estimating Forage Biomass Using Unmanned Ground And Aerial Vehicles, B. A. Koc, J. Singh, M. J. Aguerre, 2024 Clemson University

Estimating Forage Biomass Using Unmanned Ground And Aerial Vehicles, B. A. Koc, J. Singh, M. J. Aguerre,

IGC Proceedings (2001-2023)

The assessment of the amount of biomass in the field is one of the critical factors that helps to manage and optimize numerous operations associated with forage management in the livestock industry. Pasture management decisions about stocking rate, grazing duration, and fertilizer application rate depend on accurate forage availability measurements. The objective of this study was to develop different nondestructive methods of forage biomass estimation using unmanned vehicles based on the relationship between crop height (CH) and the measured above-ground biomass. The unmanned vehicle-based methods were developed and tested on Alfalfa (Medicago Sativa) and Tall Fescue (Schedonorus …


Genetic Modification – Applications For Forage And Grassland Production Systems, J. R. Caradus 2024 Grasslanz Technology Ltd, Palmerston North, New Zealand

Genetic Modification – Applications For Forage And Grassland Production Systems, J. R. Caradus

IGC Proceedings (2001-2023)

Genetic modification has been extensively used in crops for 25 years but has rarely been a technology used to advance trait expression in forage and grassland species. The exceptions are the use of herbicide tolerance and low lignin traits in alfalfa which are currently commercially available. In crop species genetic modification has been a valuable option for delivering improved economic and environmental outcomes through providing solutions for many of the challenges facing mankind. There are a many beneficial characteristics that genetic modification has the potential to provide in forage and grassland species. Managing these in the environment and understanding consumer …


A Framework For Promoting Diverse Perennial Circular Forage Systems For More Resilient Agricultural Landscapes: Developing Extension And Educational Tools For Resilience And Sustainability, Cassida K. A., W. Lamp, S. Gruss 2024 Michigan State University

A Framework For Promoting Diverse Perennial Circular Forage Systems For More Resilient Agricultural Landscapes: Developing Extension And Educational Tools For Resilience And Sustainability, Cassida K. A., W. Lamp, S. Gruss

IGC Proceedings (2001-2023)

The Resilience CAP Team seeks to use diverse, perennial, circular forage systems (DPCFS) to enhance biodiversity, improve soil and plant health, support ecosystem service, all towards achieving greater resilience to global change and improving the farm economy and quality of life. Our project will design a transdisciplinary framework that combines agronomic, ecological, economic, and sociological factors to achieve greater resilience and stability in agricultural systems through use of DPCFS. In this paper, we describe two of the project’s six objectives. Objective 5 is our extension/outreach arm where we will develop extension media, activities, and actionable decision tools to communicate concepts …


Convalescing Soil Functionality Of Degraded Lands: An Experience From Semi-Arid India, A. Chandra, H. Baradwal, A. Ghosh, A. K. Singh, S. S. Manjangouda 2024 ICAR-Indian Grassland and Fodder Research Institute, India

Convalescing Soil Functionality Of Degraded Lands: An Experience From Semi-Arid India, A. Chandra, H. Baradwal, A. Ghosh, A. K. Singh, S. S. Manjangouda

IGC Proceedings (2001-2023)

Land loss is not only whittling away India’s gross domestic product by 2.5% every year and affecting its crop yield but also exacerbating climate change events in the country. To test applicability of alternate land use systems for improving soil functionality in restored ecologies, soils were sampled from the 0-15, 15-30 and 30-45 cm layers of Leucaena leucocephala (LL), Hardwickia binata (HB), Emblica officinalis (EO), Azadiracta indica (AI) based silviculture systems, Acacia nilotica-based silvipasture systems (AN), and natural grassland (NG) and compared with a fallow land (F). They were evaluated for carbon management index (CMI), nutrient supply capacity (NSC), …


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