11,899 research outputs found

    Harder, A. T.

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    Farming smarter, not harder: securing our agricultural economy

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    In the context of rising global demand, resource scarcity, and environmental pressures, this report considers the future of Australian agriculture. Global populations are growing and food prices are skyrocketing. This creates new market opportunities for Australian agriculture. But Australia has fragile and vulnerable soils, which are being degraded at an unsustainable rate. If we continue with ‘business as usual’, we will keep losing soils faster than they can be replaced. Acting now to improve soil condition could increase agricultural production by up to 2.1 billion per year. It could also help farmers cut costs on fertiliser and water use. “Winners of the food boom will be countries with less fossil fuel intensive agriculture, more reliable production, and access to healthy land and soils” said the report’s lead author Laura Eadie. “How we manage our land and soils will be key to whether Australia sees more of the upsides or downsides of rising global food demand.” Farming Smarter, Not Harder finds that Australian agriculture can build a lasting competitive advantage through innovation that raises agricultural productivity, reduces fuel and fertiliser dependence, and preserves the environment and resources it draws on. To achieve this, Australia needs to: Invest in knowledge: increase government investment in research and development by up to 7% a year; increase funding for extension programs; implement the Productivity Commission’s recommendation to set up Rural Research Australia; fund the national soil health strategy with an endowment sufficient to support ongoing research and monitoring for at least 20 years. Stop chopping and changing support for regional natural resource management: Federal and State governments should commit to a 10-year agreement to provide stable longterm funding for regional Natural Resource Management (NRM) bodies, including specific funding to monitor long-term trends in natural resource condition. Enable accountable community governance of land and soil management: To enable farming communities to protect themselves from free-riding, they should be supported to develop stewardship standards based on a shared understanding of what it takes to maintain productive agricultural landscapes over the long term. Align financial incentives with the long-term needs of sustainable farming communities: In addition to the drought policy reforms announced on October 26, drought assistance policies should support farming communities to take a lead in preparations for more frequent and severe droughts, and should be linked to community stewardship standards. “Recent projections indicate the potential doubling of exports by 2050, according to the National Food Plan and ANZ-commissioned Greener Pastures report. Our work looks at how to support farmers dealing with the practical challenges of seizing this opportunity, in the context of soil degradation and rising input costs”, said Laura Eadie. The case to increase research funding and foster innovative farming is made even stronger by the likely impacts of climate change. Without action to adapt to more variable and extreme weather, by 2050 Australia could lose 6.5 billion per year in wheat, beef, mutton, lamb and dairy production. The report profiles leading farmers who are already seeing the benefits of innovations in sustainable farming. It proposes simple measures to support them and the agricultural communities that depend on healthy farming landscapes. Download Farming Smarter, Not Harder report in full [Australia\u27s newly appointed Advocate for Soil Health, Michael Jeffery, also chairs the non-profit organisation Soils for Life which is already actively encouraging wider adoption of smarter farming. The Soils for Life report Innovations for Regenerative Landscape Management showcases a range of case studies of these farming innovations in practise, and the positive economic, environmental and social outcomes they are achieving. Read the case studies, learn more about the challenges landscape degradation will bring and what we can do about it at www.soilsforlife.org.au.

    Jeanette Harder, Faculty Spotlight

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    Jeanette Harder, Ph.D., founded t he UNO nonprofit STEPs

    more harder

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    more'Tis almost like a wire netting. ....an' o' course is more _ more harder when it goes in the water,in the cold water.YesJ. D. A. WIDDOWSON JUL 1973Used I and SupNot usedWithdraw

    Lipid raft domains and protein networks in T-cell receptor signal transduction.

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    Activation of the T-cell antigen receptor (TCR) is a key event in triggering the physiological responses of T lymphocytes to antigen. The earliest TCR-evoked signalling steps, such as tyrosine phosphorylations, ras activation and induction of Ca(2+) fluxes, are initiated in the T-cell plasma membrane. It has been implicated that cholesterol- and sphingolipid-rich membrane domains, termed lipid rafts, form platforms for the regulation and transduction of TCR signals at the plasma membrane; however, recent experiments have now differentiated distinct roles for lipid-raft-mediated and protein-mediated interactions in the formation of TCR signalling membrane domains
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