nitrogen content معنى"nitrogen content" أمثلة على "nitrogen" معنى "content" معنى "nitrogen" معنى "be content" معنى "be content with" معنى "content" معنى "content with" معنى "amino nitrogen" معنى "ammonium nitrogen" معنى "bound nitrogen" معنى "digestible nitrogen" معنى "fixed nitrogen" معنى "infobox nitrogen" معنى "isotopes of nitrogen" معنى "liquid nitrogen" معنى "nitrate nitrogen" معنى "nitrogen catalysis" معنى "nitrogen chemistry" معنى "nitrogen compound" معنى "nitrogen compounds" معنى "nitrogen cycle" معنى "nitrogen deficiency" معنى "nitrogen dioxide" معنى "nitrogen fertilizer" معنى "nitrogen fertilizers" معنى أمثلة Soils with humus can vary in nitrogen content but typically have 3 to 6 percent nitrogen.
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