Dataset: Exhaustion Land Experiment annual crop yields 1940-1975
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下载链接：
https://www.era.rothamsted.ac.uk/dataset/rex4/01-YLD4075
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资源简介：
This dataset contains annual spring barley yield data for all plots of the Exhaustion Land Experiment, 1949-1975, and agronomic details including sowing dates and varieties. No yields were recorded 1940-1948. Basal nitrogen fertilizer was applied to all plots 1940-1974; no other fertilizer or manure was applied. This phase of the experiment tests the residual effects of different fertilizers and manures applied 1856-1901.
提供机构：
Electronic Rothamsted Archive, Rothamsted Research
创建时间：
2022-10-06
