Literaturrecherche
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N2 fixation by R. japonicum strains during vegetation of different soybean cultivars
Phosphorus : a limiting nutrient in bean (Phaseolus vulgaris L.) production in Latin America and field screening for efficiency and response
Breeding wheat (Triticum aestivum) for aluminium toxicity tolerance at CIMMYT
Physiological differences between barley cultivars under salt stress : xylem exudation and phloem flow of different cations
Concentrations of N, P, and K and dry matter mass in maize inbred lines
Nitrate reductase in sugar beet genotypes supplied with different nitrate levels
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