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AgricultureAgronomySoil SciencesCrop ProductionCropping SystemsSoil FertilityCrop GrowthIntercrop CompetitionIntercropping SystemsNitrogen FixationNitrogen NutritionSymbiotic Nitrogen FixationCereal-legume IntercroppingCrop Growth DynamicsIntercrop ProductivityIntercropping InteractionsIntercropping ProductivityNitrogen Fixation In Cropping SystemsPartitioningPea Crop Production
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R: A Language and Environment for Statistical Computing
R Core Team · 2000 · 353K citations · Full text
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Methods of soil analysis. Part 2. Chemical and microbiological properties.
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