Results 81 to 90 of about 379,271 (286)

Cross-Disciplinary Analysis of the On-Farm Transition from Conventional to Organic Vegetable Production [PDF]

open access: yes, 2008
This farm-scale analysis of the three-year transition to organic from conventional vegetable production tracked the changes in crop, soil, pest and management on two ranches (40 and 47 ha) in the Salinas Valley, California.
Jackson, Louise E.   +5 more
core  

Different ways to cut a cake: Comparing expert-based and statistical typologies to target sustainable intensification technologies, a case-study in Southern Ethiopia [PDF]

open access: yes, 2019
Understanding farm diversity is essential to delineate recommendation domains for new technologies, but diversity is a subjective concept, and can be described differently depending on the way it is perceived.
Baudron, Frédéric   +4 more
core   +1 more source

Assessing the diversity of smallholder rice farms production strategies in Sierra Leone [PDF]

open access: yesNJAS: Wageningen Journal of Life Sciences, 2016
Summary In Sierra Leone, several international organizations are trying to help the government improve the productivity of its rice farms, which currently have the lowest rice yields in West Africa. However, the various programmes attempting to increase rice production, and consequently rice self-sufficient food production, are handicapped by an ...
Chenoune, Roza   +3 more
openaire   +2 more sources

Multi‐Omics Insights Into the Mechanisms of Early Muscle Fiber Difference and Transformation Between Lean‐Type and Chinese Indigenous Pigs

open access: yesAdvanced Science, EarlyView.
Multi‐omics analyses uncover breed‐specific cis‐regulatory landscapes and higher‐order chromatin architectural differences that underlie early postnatal muscle fiber divergence in pigs. A super‐enhancer upstream of PPP3CB recruits MEF2C to activate PPP3CB transcription, while the PPP3CB–MEF2C positive feedback loop promotes oxidative muscle fiber ...
Shuailong Zheng   +8 more
wiley   +1 more source

Livelihood strategies and diversification in western tip pastoral areas of Ethiopia

open access: yesPastoralism, 2017
The purpose of this study was to identify the livelihood strategies and diversification status in the western tip of Ethiopia, Lare woreda. A mixed research method of sequential transformative strategy was used. Surveys and key informant interviews (KII)
Yilebes Addisu
doaj   +1 more source

Biosynthesis of Sciadonic Acid Derived from Gymnosperms with Anti‐Colitis Activity

open access: yesAdvanced Science, EarlyView.
This study establishes an efficient Yarrowia lipolytica platform for unusual sciadonic acid (SCA) production and assess the anti‐colitis efficacy in mice of SCA, supporting its potential as a novel therapeutic lipid. ABSTRACT Sciadonic acid (SCA), Δ5‐unsaturated fatty acid with anti‐inflammatory and lipid‐regulatory properties, is predominantly derived
Yadi Gao   +10 more
wiley   +1 more source

Preservation of Bio-Diversity, Heterogeneity of Farm Practices and Payments for Cultural Landscapes under Inhomogeneous Natural Conditions [PDF]

open access: yes
The paper explores the question of diversity in agricultural practice as related to bio-diversity and landscape appearance. It starts with the observation that, in the past, diverse natural conditions have considerably impacted on adapted modes of ...
Nuppenau, Ernst-August
core   +1 more source

Increasing Cultivar Diversity of Processing Tomato under Large Scale Organic Production in California [PDF]

open access: yes, 2008
At an organic farm in California, higher plant diversity was hypothesized to enhance ecosystem functions and services. Plant diversity was manipulated temporally and spatially: mustard cover crop vs.
Barrios Masias, Felipe, Jackson, Louise
core  

Farmers' management of rice varietal diversity in the mid-hills of Nepal: implications for on-farm conservation and crop improvement [PDF]

open access: yes, 2009
Season-long monitoring of on-farm rice (Oryza sativa, L.) plots in Nepal explored farmers' decision-making process on the deployment of varieties to agroecosystems, application of production inputs to varieties, agronomic practices and relationship ...
B. R. Sthapit   +22 more
core   +1 more source

Eco‐Geography Reverses Dominant AMR Reservoirs in Klebsiella pneumoniae: Integron‐Rich Mobilomes and Cross‐Niche Connectivity

open access: yesAdvanced Science, EarlyView.
Dominant antimicrobial resistance reservoirs in Klebsiella pneumoniae vary across eco‐geographic settings rather than following a universal pattern. Integrated One Health and global genomic analyses show that lineage structure, integron load, and cross‐niche connectivity shape whether AMR burden accumulates primarily in human or nonhuman compartments ...
Hui Lin   +12 more
wiley   +1 more source

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