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Full-Text Articles in Agriculture

Effects Of Extreme Climate Events On Tea (Camellia Sinensis) Functional Quality Validate Indigenous Farmer Knowledge And Sensory Preferences In Tropical China, Selena Ahmed, John Richard Stepp, Colin M. Orians, Timothy S. Griffin, Corene Matyas, Albert Robbat, Sean Cash, Dayuan Xue, Chunlin Long, Uchenna Unachukwu, Sarabeth Buckley, Edward J. Kennelly Oct 2014

Effects Of Extreme Climate Events On Tea (Camellia Sinensis) Functional Quality Validate Indigenous Farmer Knowledge And Sensory Preferences In Tropical China, Selena Ahmed, John Richard Stepp, Colin M. Orians, Timothy S. Griffin, Corene Matyas, Albert Robbat, Sean Cash, Dayuan Xue, Chunlin Long, Uchenna Unachukwu, Sarabeth Buckley, Edward J. Kennelly

Publications and Research

Climate change is impacting agro-ecosystems, crops, and farmer livelihoods in communities worldwide. While it is well understood that more frequent and intense climate events in many areas are resulting in a decline in crop yields, the impact on crop quality is less acknowledged, yet it is critical for food systems that benefit both farmers and consumers through high-quality products. This study examines tea (Camellia sinensis; Theaceae), the world’s most widely consumed beverage after water, as a study system to measure effects of seasonal precipitation variability on crop functional quality and associated farmer knowledge, preferences, and livelihoods. Sampling was conducted in …


Climate-Smart Agriculture Global Research Agenda: Scientific Basis For Action, Kerri L. Steenwerth, Amanda K. Hodson, Arnold J. Bloom, Michael R. Carter, Andrea Cattaneo, Colin J. Chartres, Jerry L. Hatfield, Kevin Henry, Jan W. Hopmans, William R. Horwath, Bryan M. Jenkins, Ermias Kebreab, Rik Leemans, Leslie Lipper, Mark N. Lubell, Siwa Msangi, Ravi Prabhu, Matthew P. Reynolds, Samuel Sandoval Solis, William M. Sischo, Michael Springborn, Pablo Tittonell, Stephen M. Wheeler, Sonja J. Vermeulen, Eva K. Wollenberg, Lovell S. Jarvis, Louise E. Jackson Aug 2014

Climate-Smart Agriculture Global Research Agenda: Scientific Basis For Action, Kerri L. Steenwerth, Amanda K. Hodson, Arnold J. Bloom, Michael R. Carter, Andrea Cattaneo, Colin J. Chartres, Jerry L. Hatfield, Kevin Henry, Jan W. Hopmans, William R. Horwath, Bryan M. Jenkins, Ermias Kebreab, Rik Leemans, Leslie Lipper, Mark N. Lubell, Siwa Msangi, Ravi Prabhu, Matthew P. Reynolds, Samuel Sandoval Solis, William M. Sischo, Michael Springborn, Pablo Tittonell, Stephen M. Wheeler, Sonja J. Vermeulen, Eva K. Wollenberg, Lovell S. Jarvis, Louise E. Jackson

Rubenstein School of Environment and Natural Resources Faculty Publications

Background: Climate-smart agriculture (CSA) addresses the challenge of meeting the growing demand for food, fibre and fuel, despite the changing climate and fewer opportunities for agricultural expansion on additional lands. CSA focuses on contributing to economic development, poverty reduction and food security; maintaining and enhancing the productivity and resilience of natural and agricultural ecosystem functions, thus building natural capital; and reducing trade-offs involved in meeting these goals. Current gaps in knowledge, work within CSA, and agendas for interdisciplinary research and science-based actions identified at the 2013 Global Science Conference on Climate-Smart Agriculture (Davis, CA, USA) are described here within three …


Growing Conditions For Algae, Angeles Mora, Tamar Melkonian, Alejandro Calderon-Urrea Aug 2014

Growing Conditions For Algae, Angeles Mora, Tamar Melkonian, Alejandro Calderon-Urrea

STAR Program Research Presentations

With the growing demands of water in California and the increasing cost of fossil fuels to operate water-cleaning equipment, Algae was cultivated in different concentrations of Nitrogen, Phosphorus, and Potassium (NPK) during different trails to identify the best growing conditions for the removal water contaminates. Before testing algae in waste water, the Algae: Dunaliella Primolecta, Chlorella Vulgaris, and Scenedesmus Dimorphus were cultivated in four different media containing distilled water and plant vitamins. The different mediums used include: Orchid Grow More (20-20-20), Miracle Grow (30-10-10), Murashige & Skoog, and Orchid Bloom Boster (11-35-15). As a result of the investigation, the algae, …


Salinity Risk Mapping For Assessing Carbon Farming Initiative Proposals: Decision Support And Data Requirements, Paul Raper, Peter Gardiner Apr 2014

Salinity Risk Mapping For Assessing Carbon Farming Initiative Proposals: Decision Support And Data Requirements, Paul Raper, Peter Gardiner

Resource management technical reports

The Clean Energy Legislation passed by the Australian Parliament on 8 November 2011 links the carbon price to the Carbon Farming Initiative (CFI). Under the Carbon Credits (Carbon Farming Initiative) Act 2011 (the Act), proponents need to consider regional natural resource management (NRM) plans to ensure that tree plantings for carbon bio-sequestration maximise environmental benefits and avoid unintended adverse effects on biodiversity, water and agricultural production systems.


Governing Agriculture-Forest Landscapes To Achieve Climate Change Mitigation, Arun Agrawal, E. Wollenberg, L. Persha Jan 2014

Governing Agriculture-Forest Landscapes To Achieve Climate Change Mitigation, Arun Agrawal, E. Wollenberg, L. Persha

Rubenstein School of Environment and Natural Resources Faculty Publications

This introduction to the special section on "Governing Agriculture-Forest Landscapes to Achieve Climate Change Mitigation" reviews external interventions to improve forest conditions and reduce deforestation, and by extension, influence carbon storage in agriculture-forest landscapes. The review is based on a careful survey of 123 cases of project-based and policy interventions to influence land use and forest cover outcomes. We propose that outcomes of interventions can be explained in terms of rights, incentives, and technologies related to land use and apply this framework to examine 12 types of interventions in agriculture-forest landscapes. The analysis of the identified 123 cases raises concerns …


Shade Coffee: Update On A Disappearing Refuge For Biodiversity, Shalene Jha, Christopher M. Bacon, Stacy M. Philpott, V. Ernesto Méndez, Peter Läderach, Robert A. Rice Jan 2014

Shade Coffee: Update On A Disappearing Refuge For Biodiversity, Shalene Jha, Christopher M. Bacon, Stacy M. Philpott, V. Ernesto Méndez, Peter Läderach, Robert A. Rice

College of Agriculture and Life Sciences Faculty Publications

In the past three decades, coffee cultivation has gained widespread attention for its crucial role in supporting local and global biodiversity. In this synthetic Overview, we present newly gathered data that summarize how global patterns in coffee distribution and shade vegetation have changed and discuss implications for biodiversity, ecosystem services, and livelihoods. Although overall cultivated coffee area has decreased by 8% since 1990, coffee production and agricultural intensification have increased in many places and shifted globally, with production expanding in Asia while contracting in Africa. Ecosystem services such as pollination, pest control, climate regulation, and nutrient sequestration are generally greater …