Results 131 to 140 of about 178,543 (297)

Field Research in Soil Science 1993

open access: yes, 1993
369 pagesUniversity of Minnesota. Agricultural Experiment Station. (1993). Field Research in Soil Science 1993.
University of Minnesota. Agricultural Experiment Station
core  

An investigation into the mechanics of agricultural discs [PDF]

open access: yes, 1989
A prediction model based upon Mohr-Coulomb soil mechanics theory has been developed to predict the interaction between the soil and agricultural discs of different geometries and operating angles to both vertical and tilted discs.
Al-Ghazal, Abdullah Ali
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Ban Glyphosate—Does It Affect the Swedish Farmers' Willingness to Grow Cover Crops?

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The cultivation of cover crops is one of the new Eco‐scheme practices introduced in Sweden. This study examines how the design of policy attributes of these schemes influences farmers' willingness to grow cover crops on arable land, with particular focus on the potential impact of a glyphosate ban.
Vivian Wei Huang   +2 more
wiley   +1 more source

Long-term effects of organic and inorganic fertilizers on the carbon management index in terrace soils

open access: yesDiscover Soil
Carbon management index (CMI) provides a sensitive indicator of soil quality changes under different management practices. This study assessed the long-term (32-year) impacts of organic and inorganic fertilizers on CMI and soil carbon (C) fractions in ...
Md. Mizanur Rahman   +4 more
doaj   +1 more source

Soil erosion as an indicator of agricultural sustainability in tropical watersheds

open access: yes, 2010
A systems approach was utilised for operationalisation of the concept of agricultural sustainability. The process was prerequisite to deriving case- and site- specific sustainability indicators for agriculture-based tropical watersheds.
Manguerra, Juliet   +2 more
core  

Coping With Production Risk: Effects of Sown Plant Diversity on the Attractiveness of Crop Insurance in Grasslands

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Increased frequency of extreme weather events, particularly droughts, threatens grassland farming by destabilizing yields and farms' economic viability. We examine, theoretically and through numerical simulations, how sown plant diversity (natural insurance) influences the attractiveness of indemnity and drought index insurance (formal ...
Nicolas Alou   +3 more
wiley   +1 more source

Unpacking the Farmland Capitalization Effect of Ethanol Establishment

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT We unpack the impact of expansions in ethanol production—as measured by proximity to newly constructed ethanol plants and capacity expansions—on farmland values using land transaction data from Kansas in combination with modern causal inference techniques.
Gabriel S. Sampson, Jisang Yu
wiley   +1 more source

Response of an agricultural soil to phenanthrene and pentachlorophenol pollution and to different bioremediation strategies

open access: yes, 2008
In the last years, a high number of polluting compounds has been released into the environment because of several industrial and/or agricultural activities.
Scelza, Rosalia
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On the Economics of US Agricultural Policy

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This paper presents an economic analysis of US agricultural policy, building on a modified version of Gardner's efficient redistribution. We argue that agricultural policy is motivated as an attempt to implement an efficient redistribution scheme that redistributes income toward farmers who, as a group, have been adversely affected by ...
Jean‐Paul Chavas
wiley   +1 more source

Oil quality and marker assisted selection for oleic acid content in response to seed bio-priming with Trichoderma asperellum in Helianthus annuus L.

open access: yesDiscover Applied Sciences
Bio-priming with beneficial microbes has drawn the attention of researchers to address environmental constraints resulting from modern agricultural practices.
Siva Devika Ogireddy   +3 more
doaj   +1 more source

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