At the dated check, the references listed below either did not resolve in
Crossref or DataCite, or carried a retraction notice. Each one is shown with the
registry record that put it there.
The 103 checked references that resolve
resolves10.1071/EA9910669Productivity and break crop effects of winter-growing oilseeds
resolves10.1016/j.eja.2005.10.010Wheat and chickpea intercropping systems in an additive series experiment: Advantages and weed smothering
resolves10.1016/j.still.2016.03.011Mitigating greenhouse gas emissions from a subtropical Ultisol by using long-term no-tillage in combination with legume cover crops
resolves10.1016/j.agee.2010.06.014Tree-based intercropping does not compromise canola (Brassica napus L.) seed oil yield and reduces soil nitrous oxide emissions
resolves10.1079/SUM2002129Is the productivity of organic farms restricted by the supply of available nitrogen?
resolves10.1111/nph.13132Improving intercropping: a synthesis of research in agronomy, plant physiology and ecology
resolves10.1038/srep11171Estimating variability in grain legume yields across Europe and the Americas
resolves10.1071/A97013Dynamics of biologically fixed N in legume-cereal rotations: a review
resolves10.1007/s10705-004-6480-1Can the Synchrony of Nitrogen Supply and Crop Demand be Improved in Legume and Fertilizer-based Agroecosystems? A Review
resolves10.5194/acpd-7-11191-2007N
<sub>2</sub>
O release from agro-biofuel production negates global warming reduction by replacing fossil fuels
resolves10.1007/s13199-013-0247-xGenotypic variation of nodules’ enzymatic activities in symbiotic nitrogen fixation among common bean (Phaseolus vulgaris L.) genotypes grown under salinity constraint
resolves10.1016/j.agee.2016.01.047Effect of tillage and crop (cereal versus legume) on greenhouse gas emissions and Global Warming Potential in a non-irrigated Mediterranean field
resolves10.1007/s10705-008-9242-7Nitrogen dynamics following grain legumes and subsequent catch crops and the effects on succeeding cereal crops
resolves10.1016/j.agee.2009.05.009Soil carbon sequestration and stratification in a cereal/leguminous crop rotation with three tillage systems in semiarid conditions
resolves10.1023/A:1004870606003The impact of humans on the nitrogen cycle, with focus on temperate arable agriculture
resolves10.1007/s13593-011-0056-7Legumes for mitigation of climate change and the provision of feedstock for biofuels and biorefineries. A review
resolves10.5194/bg-10-1787-2013Nitrous oxide emissions from crop rotations including wheat, oilseed rape and dry peas
resolves10.1016/j.eja.2015.09.015The intercropping common bean with maize improves the rhizobial efficiency, resource use and grain yield under low phosphorus availability
resolves10.2134/agronj2006.0327sCan Pulse Crops Play a Role in Mitigating Greenhouse Gases from North American Agriculture?
resolves10.1111/nph.12778Plant diversity and overyielding: insights from belowground facilitation of intercropping in agriculture
resolves10.1007/s11104-008-9751-9Facilitated legume nodulation, phosphate uptake and nitrogen transfer by arbuscular inoculation in an upland rice and mung bean intercropping system
resolves10.1016/j.fcr.2016.10.003Changes in light environment, morphology, growth and yield of soybean in maize-soybean intercropping systems
resolves10.1002/ps.4332Wheat (<i>Triticum aestivum</i> L.)‐based intercropping systems for biological pest control
resolves10.1016/j.eja.2012.05.002Wheat response to nitrogen splitting applied to a Vertisols in different tillage systems and cropping rotations under typical Mediterranean climatic conditions
resolves10.1016/j.still.2013.02.002Nitrate accumulation in the soil profile: Long-term effects of tillage, rotation and N rate in a Mediterranean Vertisol
resolves10.1016/j.eja.2016.09.002Effects of reduced nitrogen input on productivity and N 2 O emissions in a sugarcane/soybean intercropping system
resolves10.1023/A:1004860329146Disproportionately high N-mineralisation rates from green manures at low temperatures – implications for modeling and management in cool temperate agro-ecosystems
resolves10.1016/j.jclepro.2014.10.099Determination of optimal strip width in strip intercropping of maize (Zea mays L.) and bean (Phaseolus vulgaris L.) in Northeast Iran
resolves10.1111/j.1439-037X.2005.00157.xDeferred Seeding of Blackgram (<i>Phaseolus mungo</i> L.) in Rice (<i>Oryza sativa</i> L.) Field on Yield Advantages and Smothering of Weeds
resolves10.1016/j.agee.2014.05.014Variation in N2 fixation and N contribution by 25 groundnut (Arachis hypogaea L.) varieties grown in different agro-ecologies, measured using 15N natural abundance
resolves10.1016/j.fcr.2011.12.014On-farm evaluation of yield and economic benefit of short term maize legume intercropping systems under conservation agriculture in Malawi
resolves10.1017/S0021859604004009Effect of rotation system and N fertilizer on barley and vetch grown in various crop combinations and cycle lengths
resolves10.1017/S0021859611000918Legumes intercropped with spring barley contribute to increased biomass production and carry-over effects
resolves10.1007/BF03179980The contributions of nitrogen-fixing crop legumes to the productivity of agricultural systems
resolves10.1016/j.eja.2016.05.010Innovative cropping systems to reduce N inputs and maintain wheat yields by inserting grain legumes and cover crops in southwestern France
resolves10.1016/j.agee.2015.06.014Cover crops mitigate nitrate leaching in cropping systems including grain legumes: Field evidence and model simulations
resolves10.1093/aob/mcf097The Effects of Salinity and Sodicity upon Nodulation and Nitrogen Fixation in Chickpea (Cicer arietinum)
resolves10.1016/j.eja.2015.11.005A cropping system assessment framework—Evaluating effects of introducing legumes into crop rotations
resolves10.1016/S0065-2113(02)77018-1The Agronomic and Economic Potential of Break Crops for Ley/Arable Rotations in Temperate Organic Agriculture
resolves10.1071/SR02068Estimating nitrous oxide emissions from flood-irrigated alkaline grey clays
resolves10.1007/s00374-015-1062-8Faba bean is less susceptible to fertiliser N impacts on biological N2 fixation than chickpea in monoculture and intercropping systems
resolves10.1016/j.eja.2015.01.006Evaluation of monocropped and intercropped grain legumes for cover cropping in no-tillage and reduced tillage organic agriculture
resolves10.1016/j.fcr.2012.07.014Maize–grain legume intercropping is an attractive option for ecological intensification that reduces climatic risk for smallholder farmers in central Mozambique
resolves10.1016/j.agee.2015.01.017Soil N2O emissions under N2-fixing legumes and N-fertilised canola: A reappraisal of emissions factor calculations
resolves10.1071/CP11320Break-crop benefits to wheat in Western Australia – insights from over three decades of research
resolves10.1017/S1742170511000585Reconciling productivity with protection of the environment: Is temperate agroforestry the answer?
resolves10.1079/SUM2003234Carbon cycling and sequestration opportunities in temperate grasslands
resolves10.1017/S1751731109990784Mitigating the greenhouse gas balance of ruminant production systems through carbon sequestration in grasslands
resolves10.1016/j.fcr.2015.04.003Legumes can reduce economic optimum nitrogen rates and increase yields in a wheat–canola cropping sequence in western Canada
resolves10.1007/s11104-015-2427-3Enhanced biological N2 fixation and yield of faba bean (Vicia faba L.) in an acid soil following biochar addition: dissection of causal mechanisms
resolves10.4141/S03-009Influence of agricultural management on soil organic carbon: A compendium and assessment of Canadian studies
resolves10.1016/j.apsoil.2016.05.008Enhanced transfer of biologically fixed N from faba bean to intercropped wheat through mycorrhizal symbiosis
resolves10.1007/s11104-011-1065-7Phosphorus pools and other soil properties in the rhizosphere of wheat and legumes growing in three soils in monoculture or as a mixture of wheat and legume
resolves10.1093/aob/mcv182Crop acquisition of phosphorus, iron and zinc from soil in cereal/legume intercropping systems: a critical review
resolves10.1007/s13593-013-0173-6Winter legumes in rice crop rotations reduces nitrogen loss, and improves rice yield and soil nitrogen supply
resolves10.1016/j.eja.2015.09.008Effects of soybean variety and Bradyrhizobium strains on yield, protein content and biological nitrogen fixation under cool growing conditions in Germany
The 19 references without a DOI — listed, not checked
no DOI — not checkedAlpmann D, Braun J, Schäfer BC. Analyse einer Befragung unter erfolgreichen Körnerleguminosen anbauern im konventionellen Landbau. Erste Ergebnisse aus dem Forschungsprojekt LeguAN. In: Wintertagung DLG, Im Fokus: Heimische Körnerleguminosen vom Anbau bis zur Nutzung. Berlin; 2013.
no DOI — not checkedBues A, Preißel S, Reckling M, Zander P, Kuhlmann T, Topp K, et al. The Environmental Role of Protein Crops in the New Common Agricultural Policy. European Parliament, Directorate General for Internal Policies, Policy Department B: Structural and Cohesion Policies, Agricultural and Rural DevelopmentIP/B/AGRI/IC/2012-067; 2013. Access www.europarl.europa.eu/studies .
no DOI — not checkedFAOSTAT. www.faostat.fao.org (visited 18 November 2016).
no DOI — not checkedFAO. The State of the World’s Land and Water Resources for Food and Agriculture (SOLAW)—Managing Systems at Risk. Food and Agriculture Organization of the United Nations, Rome and Earthscan, London; 2011.
no DOI — not checkedGarrigues E, Corson MS, Walter C, Angers DA, van der Werf H. Soil-quality indicators in LCA: method presentation with a case study. In: Corson MS, van der Werf HMG, editors. Proceedings of the 8th international conference on life cycle assessment in the agri-food sector, 1–4 October 2012, INRA, Saint Malo; 2012. p 163–68.
no DOI — not checkedGiambalvo D, Stringi L, Durante G, Amato G, Frenda AS. Nitrogen efficiency component analysis in wheat under rainfed. Mediterranean conditions: effects of crop rotation and nitrogen fertilization. In: Cantero-Martínez C, Gabiña D, editors. Mediterranean rainfed agriculture: strategies for sustainability. Mediterranean Agronomic Institute of Zaragoza, Zaragoza; 2004. p. 169–73.
no DOI — not checkedHocking PJ, Randall PJ. Better growth and phosphorus nutrition of sorghum and wheat following organic acid secreting crops. In: Horst WJ, et al., editors. Proceedings of the 14th international plant nutrition colloquium Germany. Dordrecht: Kluwer Academic Publishers; 2001. p. 548–9.
no DOI — not checkedJensen ES, Ambus P, Bellostas N, Boisen S, Brisson N, Corre-Hellou G, et al. Intercropping of cereals and grain legumes for increased production, weed control, im-proved product quality and prevention of N–losses in European organic farming systems. In: International conferences: joint organic congress - Theme 4: crop systems and soils, 9 May 2006.
no DOI — not checkedLegume Futures Report 4.2. Reckling M, Schläfke N, Hecker J-M, Bachinger J, Zander P, Bergkvist G, et al. Generation and evaluation of legume-supported crop rotations in five case study regions across Europe; 2014. Available from www.legumefutures.de .
no DOI — not checkedLegume Futures Report 1.6. Reckling M, Preissel S, Zander P, Topp CFE, Watson CA, Murphy-Bokern D, Stoddard FL. Effects of legume cropping on farming and food systems; 2014. Available from www.legumefutures.de .
no DOI — not checkedLewis G, Schrire B, Mackinder B, Lock M. Legumes of the World. Kew: Royal Botanic Gardens; 2005.
no DOI — not checkedLithourgidis AS, Dordas CA, Damalas CA, Vlachostergios D. Annual intercrops: an alternative pathway for sustainable agriculture. Aust J Crop Sci. 2011;5:396.
no DOI — not checkedMeynard JM, Messéan A, Charlier A, Charrier F, Farès M, Le Bail M, et al. Crop diversification: obstacles and levers. Study of farms and supply chains. Synopsis of the study report. INRA, Paris. 2013.
no DOI — not checkedPeoples MB, Boyer EW, Goulding KWT, Heffer P, Ochwoh VA, Vanlauwe B, et al. Pathways of nitrogen loss and their impacts on human health and the environment. In: Mosier AR, Syers KJ, Freney JR, editors. Agriculture and the nitrogen cycle, the Scientific Committee on Problems of the Environment (SCOPE). Covelo: Island Press; 2004. p. 53–69.
no DOI — not checkedPeoples MB, Hauggaard-Nielsen H, Jensen ES. The potential environmental benefits and risks derived from legumes in rotations. In: Emerich DW, Krishnan HB, editors. Nitrogen fixation in crop production. Madison: American Society of Agronomy, Crop Science Society of America, Soil Science Society of America; 2009. p. 349–85.
no DOI — not checkedReckling M, Döring T, Stein-Bachinger K, Bloch R, Bachinger J. Yield stability of grain legumes in an organically managed monitoring experiment. Aspects Appl Biol. 2015;128:57–62.
no DOI — not checkedŠarūnaitė L, Deveikytė I, Kadžiulienė Ž. Intercropping spring wheat with grain legume for increased production in an organic crop rotation. Žemdirbystė = Agric. 2010;97:51–8.
no DOI — not checkedUnited Nations: World population prospects: The 2012 revision, key findings and advance tables. Working paper no. ESA/P/WP.227; 2013 (United Nations, Department of Economic and Social Affairs, Population Division, New York).
no DOI — not checkedWesthoek H, Rood T, van den Berg M, Janse J, Nijdam D, Reudink M, Stehfest E. The protein puzzle. The consumption and production of meat, dairy and fish in the European Union. Netherlands Environmental Assessment Agency (PBL); 2011.
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