Journal Article 4 Review 3 27YLU75U4W 2 Phosphorus 2 phosphorus deficiency 2 phosphorus efficiency 2 Abutilon theophrasti (velvetleaf) 1 mehr ... Beta vulgaris (beet) 1 Lactuca sativa (lettuce) 1 P transporters 1 Phosphate Transport Proteins 1 Research Support, Non-U.S. Gov't 1 agronomy 1 alfalfa 1 arbuscular mycorrhizal fungi 1 crop sequences 1 experimental methodology 1 grain P concentrations 1 grain phosphorus 1 growth rate 1 mycorrhiza 1 mycorrhizal responsiveness 1 phosphorus efficiency index 1 phosphorus loading 1 phosphorus remobilization 1 phosphorus-efficient agroecosystems 1 phosphorus-use efficiency 1 phytate. 1 soil microbes 1 trade-balance model 1 weniger ...