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Thumbnail Icon [Parameters: Topic='AGRICULTURE', Term='SOILS', Variable_Level_1='NITROGEN', Detailed_Variable='NITROGEN 15 ISOTOPE']

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2 Titles Match Your Query
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1. Combination Trial F1-70, Soil Organic Matter in Cropland Experiment, Germany. [MLU.F1-70]
This experiment was initiated in 1967. The crops grown are potatoes, winter wheat,winter barley,sugar beet,spring barley. The treatments are: Stable manure at 4 rates on potatoes & sugar beet; mineral ...

2. Park Grass Hay Experiment, Long Term Soil Organic Matter Study [IACR.ParkGrass]
This experiment began in 1856 at a cool temperate grassland site that was probably grazed for several centuries before the experiment started. A uniformity trial was carried out for several years ...

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