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Phosphorus response and optimum pH ranges of twelve pasture legumes grown in an acid upland New Zealand soil under glasshouse conditions
(Chilean Society of Soil Science (Sociedad Chilena de la Ciencia del Suelo), 2016-06)
Pasture legumes provide critical nitrogen inputs but fail to persist in typical acidic low P fertility upland soils. Alternative legume species for these environments are urgently sought. Twelve novel legume species were ...
Gorse is a ‘facultative’ N₂ fixer
(NZ Grassland Association, 2016)
Many legumes reduce their atmospheric N₂ fixation per unit biomass in response to increased soil N availability but there are reports that some maintain a constant rate of N₂ fixation per unit biomass regardless of soil N ...