The influence of manuring on stable isotopes (δ13C and δ15N) in Celtic bean (Vicia faba L.): archaeobotanical and palaeodietary implications

Large variation in nitrogen isotopic composition of a fertilized legume

(2014) Paul Szpak et al.   JOURNAL OF ARCHAEOLOGICAL SCIENCE

The effect of manuring on cereal and pulse amino acid δ15N values

(2014) Amy K. Styring et al.   PHYTOCHEMISTRY

Stable isotopes in archaeobotanical research

(2014) Girolamo Fiorentino et al.   VEGETATION HISTORY AND ARCHAEOBOTANY

Complexities of nitrogen isotope biogeochemistry in plant-soil systems: implications for the study of ancient agricultural and animal management practices

(2014) Paul Szpak   Frontiers in Plant Science

Importance of correct B value determination to quantify biological N2 fixation and N balances of faba beans (Vicia faba L.) via 15N natural abundance

(2013) Amsalu Nebiyu et al.   BIOLOGY AND FERTILITY OF SOILS

Organic fertilizer effects on growth, crop yield, and soil microbial biomass indices in sole and intercropped peas and oats under organic farming conditions

(2013) Ramia Jannoura et al.   EUROPEAN JOURNAL OF AGRONOMY

An integrated stable isotope study of plants and animals from Kouphovouno, southern Greece: a new look at Neolithic farming

(2013) Petra Vaiglova et al.   JOURNAL OF ARCHAEOLOGICAL SCIENCE

Searching for long-term trends in prehistoric manuring practice. δ15N analyses of charred cereal grains from the 4th to the 1st millennium BC

(2013) Marie Kanstrup et al.   JOURNAL OF ARCHAEOLOGICAL SCIENCE

Isotope discrimination provides new insight into biological nitrogen fixation

(2013) Murray Unkovich   NEW PHYTOLOGIST

Crop manuring and intensive land management by Europe's first farmers

(2013) A. Bogaard et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Stable carbon isotope analysis as a crop management indicator at Arslantepe (Malatya, Turkey) during the Late Chalcolithic and Early Bronze Age

(2013) Alessia Masi et al.   VEGETATION HISTORY AND ARCHAEOBOTANY

Impact of charring on cereal grain characteristics: linking prehistoric manuring practice to δ15N signatures in archaeobotanical material

(2012) Marie Kanstrup et al.   JOURNAL OF ARCHAEOLOGICAL SCIENCE

Influence of seabird guano and camelid dung fertilization on the nitrogen isotopic composition of field-grown maize (Zea mays)

(2012) Paul Szpak et al.   JOURNAL OF ARCHAEOLOGICAL SCIENCE

Stable Isotope Biogeochemistry of Seabird Guano Fertilization: Results from Growth Chamber Studies with Maize (Zea Mays)

(2012) Paul Szpak et al.   PLoS One

The problem of isotopic baseline: Reconstructing the diet and trophic position of fossil animals

(2011) Michelle M. Casey et al.   EARTH-SCIENCE REVIEWS

Chickpea and faba bean nitrogen fixation in a Mediterranean rainfed Vertisol: Effect of the tillage system

(2011) Rafael J. López-Bellido et al.   EUROPEAN JOURNAL OF AGRONOMY

Manuring and stable nitrogen isotope ratios in cereals and pulses: towards a new archaeobotanical approach to the inference of land use and dietary practices

(2011) Rebecca A. Fraser et al.   JOURNAL OF ARCHAEOLOGICAL SCIENCE

Nitrogen fixation in legumes and actinorhizal plants in natural ecosystems: values obtained using15N natural abundance

(2011) Mitchell Andrews et al.   Plant Ecology & Diversity

Abundance of 13C and 15N in emmer, spelt and naked barley grown on differently manured soils: towards a method for identifying past manuring practice

(2011) Marie Kanstrup et al.   RAPID COMMUNICATIONS IN MASS SPECTROMETRY

Models of biological nitrogen fixation of legumes. A review

(2010) Yanyan Liu et al.   Agronomy for Sustainable Development

B value and isotopic fractionation in N2 fixation by chickpea (Cicer arietinum L.) and faba bean (Vicia faba L.)

(2010) Francisco J. López-Bellido et al.   PLANT AND SOIL

The contributions of nitrogen-fixing crop legumes to the productivity of agricultural systems

(2010) M. B. Peoples et al.   SYMBIOSIS

Nitrogen use efficiency. 3. Nitrogen fixation: genes and costs

(2009) M. Andrews et al.   ANNALS OF APPLIED BIOLOGY

Ecological services of faba bean

(2009) Ulrich Köpke et al.   FIELD CROPS RESEARCH

Variations in the 13C/12C ratios of modern wheat grain, and implications for interpreting data from Bronze Age Assiros Toumba, Greece

(2009) Tim H.E. Heaton et al.   JOURNAL OF ARCHAEOLOGICAL SCIENCE

Stable carbon and nitrogen isotopes and quality traits of fossil cereal grains provide clues on sustainability at the beginnings of Mediterranean agriculture

(2008) Mònica Aguilera et al.   RAPID COMMUNICATIONS IN MASS SPECTROMETRY

Long-term influence of manure and mineral nitrogen applications on plant and soil15N and13C values from the Broadbalk Wheat Experiment

(2008) Mehmet Senbayram et al.   RAPID COMMUNICATIONS IN MASS SPECTROMETRY