Results 61 to 70 of about 21,205 (200)

ENVIRONMENTAL AND ECONOMIC IMPACTS OF AGRICULTURAL POLICY REFORM: AN INTERREGIONAL COMPARISON [PDF]

open access: yes
Mathematical programming results revealed that moving toward more flexible agricultural policies would generate substantial economic and environmental gains in a North Carolina diversified cropping region. But in a Washington-Idaho dryland grains region,
Painter, Kathleen M., Young, Douglas L.
core   +1 more source

Non-inversion tillage in organic arable cropping [PDF]

open access: yes, 2008
The opportunities for using an non-inversion tillage (NI) approach in organic systems has not been well investigated by research and what research has been done has not perhaps been sufficiently long-term.
Trump, Andrew
core  

GOVERNMENT POLICY, WIND EROSION, AND ECONOMIC VIABILITY IN SEMI-ARID AGRICULTURE: THE CASE OF THE SOUTHERN TEXAS HIGH PLAINS [PDF]

open access: yes
The 1996 farm bill challenges agricultural producers to pursue conservation objectives while allowing flexibility and reducing subsidies. The nature of this challenge for semi-arid rainfed, wind-erosion-prone agriculture is explored via a behavioral ...
Bunn, Julie A.
core   +1 more source

Prediction of Canola Residue Characteristics Using Near-Infrared Spectroscopy

open access: yesInternational Journal of Agronomy, 2017
Little work has been done to characterize and quantify the residue traits affecting decomposition of winter and spring canola (Brassica napus L.) residue in dryland farming systems of the Pacific Northwest United States.
Tami L. Stubbs, Ann C. Kennedy
doaj   +1 more source

Crop Flexibility in Dryland Corn and Soybeans Using Predicted Yields and Prices [PDF]

open access: yes
Crop Production/Industries,
Dias, Weeratilake   +2 more
core   +1 more source

An Investigation into the Net Benefits of Revegetating Agricultural Land with Indigenous Species in the Dryland Section of the Goulburn-Broken Catchment Area [PDF]

open access: yes
Benefits ascribed to the revegetation of farming landscapes include enhancement of biodiversity, reduction in the advance of dryland salinity, sequestration of greenhouse gases, control of soil erosion, greater protection of agricultural activities from ...
Trapnell, Lindsay N.
core   +1 more source

Mathematical optimisation of drainage and economic land use for target water and salt yields [PDF]

open access: yes
Land managers in upper catchments are being asked to make expensive changes in land use, such as by planting trees, to attain environmental service targets, including reduced salt loads in rivers, to meet needs of downstream towns, farms and natural ...
Bathgate, Andrew D.   +3 more
core   +1 more source

Tillage practices do not affect winter wheat grain yield trend

open access: yesAgrosystems, Geosciences & Environment
Tillage is an integral part of the crop production system and is one of the crucial management decisions producers make to enhance soil health and crop productivity.
Lawrence Aula   +2 more
doaj   +1 more source

Legacy Effects of Cropping System and Precipitation Influence the Core Camelina sativa Microbiome

open access: yesPhytobiomes Journal
Camelina (Camelina sativa L.) is a potential biofuel crop and beneficial rotation crop in dryland cropping systems. Little is known about camelina microbiota or the legacy effect of soil origin/cropping system zones on camelina-associated microbiome ...
Elle M. Barnes   +7 more
doaj   +1 more source

Estimation of USLE crop and management factor values for crop rotation systems in China

open access: yesJournal of Integrative Agriculture, 2015
Soil erosion on cropland is a major source of environmental problems in China ranging from the losses of a non-renewable resource and of nutrients at the source to contamination of downstream areas. Regional soil loss assessments using the Universal Soil
Qian-kun GUO   +4 more
doaj   +1 more source

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