69 research outputs found

    The Business of Hemp in North Carolina: Where the Rubber Meets the Road

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    Industrial hemp continues to receive a lot of attention in the United States of America with a projected annual revenue growth rate of 18.4 percent by 2022. The momentum industrial hemp has gathered in the past few years has made it the ‘new lucrative crop’ for people to grow. However, many farmers have jumped into hemp farming without first obtaining a realistic economic analysis of hemp farming. In this paper, we seek to review and explore the economic opportunities and challenges of hemp production as a useful guide for reducing risks and maintaining profitability for farmers in North Carolina. Our reviews suggest that there are huge knowledge gaps between the \u27promised\u27 benefits (financial incentives) of hemp and what it will take for farmers to reap the financial benefits thereof. Therefore, more scientific research on sources of production inputs, basic agronomic practices, post-harvest processing, supply chain management, policies, and legal framework to guide production and marketing is needed to collect data specific to the hemp industry in North Carolina. Farmers in North Carolina have higher risks of failing and losing their investment and farms due to attempts to grow a new crop (hemp). Only significant effort to address the above missing gap in knowledge can guarantee access to the economic potential as well as plan and implement mitigation measures to the threats facing this emerging industry

    Effect of perforation size and substrate bag fruiting position on the morphology of fruiting bodies and clusters in Pleurotus ostreatus (Jacq.) P. Kumm

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    EN : Perforation or fruiting hole size on substrate bags control cluster sizes and morphology in exotic mushroom cultivation. The effect of three different perforation sizes on substrate bags (factor A: 50, 100, and 150 mm) and their positioning on the shelves (factor B: Horizontal, vertical, and slant) on the crop and various morphological characteristics in Pleurotus ostreatus was studied. Microclimatic conditions for fruiting were 16±1°C, 87±3% RH; 230±42 lux illumination. The formula for calculating area of ellipse was modified and used for the area of mushroom cap. Results indicated that the total fruit body yield and biological efficiency (BE) in the bags set in horizontal position were 10% lower than other treatments. The effect of perforation size on mushroom cluster sizes was more on the substrate blocks in the horizontal position. There was a linear correlation between perforation size and fruiting body cluster sizes. Results suggest that the 50 mm perforation on bags in vertical and slant positions gave fruiting body clusters sizes 186–196 mm width and 122–154 mm height, with 92.36±6.48% BE. The cluster size indicated is the best fit for standard packaging containers used in commercial oyster mushroom production in Ukraine

    Mycoremediation of petroleum contaminated soils: progress, prospects and perspectives

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    Mycoremediation, an aspect of bioremediation, has been investigated for some decades. However, there seems to be little progress on its commercial application to petroleum-contaminated soils despite some promising outcomes. In this review, mycoremediation is examined to identify development, limitations and perspectives for its optimal utilization on petroleum-contaminated soils. Mycoremediation agents and substrates that have been used for the treatment of petroleum contaminated soils have been identified, application methods discussed, recent advances highlighted and limitations for its applications accentuated. Possible solutions to the challenges in applying mycoremediation to petroleum-contaminated soils have also been discussed. From this review, we conclude that for optimal utilization of mycoremediation of petroleum-contaminated soils, ideal environmental, edaphic and climatic factors of a typical contaminated site must be incorporated into the approach from first principles. Development of application procedures that can easily translate laboratory results to field applications is also required

    Adapting sawdust for Pleurotus tuber-regium

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    Qualitative Analysis of Industrial Hemp Production, Markets, and Sustainability in North Carolina, United States

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    The North Carolina hemp industry has fallen short of its projected success despite its potential economic benefits and opportunities for farmers. The floral hemp sector specifically has been struggling due to excessive production and decreasing prices. The objective of the research was to examine the experiences and obstacles faced by early adopters and stakeholders of the hemp industry in NC. Through structured focus group discussions and interviews, data were collected and analyzed to gain insight into the industry’s direction. The results revealed that many floral hemp farmers have abandoned the crop because of financial setbacks, leading to a reduced interest in cultivation compared to five years prior. The floral hemp industry’s rapid growth and decline have tempered farmers’ expectations of the crop’s potential. The findings will provide a foundation for further research into NC’s hemp production and economy, enabling the provision of necessary information and extension services for profitable hemp farming in the state
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