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These terms define your current search. Click the × to remove a term. Biological Sciences: nutrition × Natural Resources, Earth and Environmental Sciences: geology > rocks > igneous rocks > volcanic rocks > perlite × 8 results Group by: Biological Sciences, Natural Resources, Earth and Environmental Sciences   (Click to View) Potassium efficiency of safflower (Carthamus tinctorius L.) and sunflower (Helianthus annuus L.) Zeitschrift fur Pflanzenernahrung und Bodenkunde (Click to View) Influence of nitrogen forms and mycorrhizal colonization on growth and composition of Chinese bunching onion Zeitschrift fur Pflanzenernahrung und Bodenkunde (Click to View) Growing carrots hydroponically using perlite substrates Scientia horticulturae (Click to View) The importance of iron supply during repetitive harvesting of Aster tripolium Functional plant biology (Click to View) Influence of selenium (Se) on carbohydrate metabolism, nodulation and growth in alfalfa (Medicago sativa L.) Plant and soil (Click to View) Effect of Nutrient Solution, Nitrate-Nitrogen Concentration, and pH on Nitrification Rate in Perlite Medium Journal of plant nutrition (Click to View) Influence of Nitrate Fertilizer on Macronutrient Contents of Celery Plants on Soil-Less Culture Journal of plant nutrition (Click to View) Kinetics and mechanisms of pH-dependent Mn(II) reactions in plant-growth medium Soil biology and biochemistry