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  1. Article

    Open Access

    Site-specific nitrogen management in winter wheat supported by low-altitude remote sensing and soil data

    Site-specific nitrogen (N) management in precision agriculture is used to improve nitrogen use efficiency (NUE) at the field scale. The objective of this study has been (i) to better understand the relationshi...

    F. Argento, T. Anken, F. Abt, E. Vogelsanger, A. Walter in Precision Agriculture (2021)

  2. No Access

    Chapter and Conference Paper

    Real-Time Growth Analysis of Perennial Ryegrass Under Water Limiting Conditions

    Understanding plant growth under abiotic stress conditions is very important for the development of tolerant crops. Here, we present a novel integrated phenoty** platform for investigating real-time growth o...

    K. Jonavičienė, S. Yates, S. Nagelmüller, F. Liebisch in Breeding in a World of Scarcity (2016)

  3. No Access

    Article

    Brassica Plant Responses to Mild Herbivore Stress Elicited by Two Specialist Insects from Different Feeding Guilds

    Compensation growth and chemical defense are two components of plant defense strategy against herbivores. In this study, compensation growth and the response of primary and secondary metabolites were investiga...

    P. Sotelo, E. Pérez, A. Najar-Rodriguez, A. Walter, S. Dorn in Journal of Chemical Ecology (2014)

  4. No Access

    Chapter

    Analysis of influence of nutrient concentration on root growth dynamics by means of digital image sequence processing

    The influence of different nutrient concentrations (e.g. nitrate) on root growth dynamics of corn root was examined by digital image sequence analysis using a rhizotron set-up which enables quick changes in th...

    S. Terjung, A. Walter, R. Küsters, H. Spies, N. Kirchgeßner, U. Schurr in Plant Nutrition (2001)

  5. No Access

    Article

    Map** of genes for copper efficiency in rye and the relationship between copper and iron efficiency

    A 4B/5R wheat-rye translocation line derived from the Danish wheat variety ‘Viking’ was revealed to be highly copper efficient. The chromosomal exchange includes a very small terminal segment of chromosome arm...

    R. Schlegel, R. Kynast, T. Schwarzacher, V. Römheld, A. Walter in Plant and Soil (1993)

  6. No Access

    Chapter

    Map** of genes for copper efficiency in rye and the relationship between copper and iron efficiency

    A 4B/5R wheat-rye translocation line derived from the Danish wheat variety ‘Viking’ was revealed to be highly copper efficient. The chromosomal exchange includes a very small terminal segment of chromosome arm...

    R. Schlegel, R. Kynast, T. Schwarzacher, V. Römheld in Optimization of Plant Nutrition (1993)

  7. No Access

    Chapter

    Local Regulation of Blood Flow

    In vascular smooth muscle as in other excitable structures the K+ permeability is considerably higher than the Na+ permeability (PK: PNa = 1: O.024) (Siegel and Schneider, 1981). Therefore, the intra- and extrace...

    G. Siegel, A. Walter, M. Thiel, B. J. Ebeling in Oxygen Transport to Tissue-V (1984)