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Effects of Organic and Inorganic Fertilizers on Soil Fertility and Crop Quality
描述: Describes the results of a long-term field experiment in Sweden. By Artur Granstedt and Lars Kjellenberg.
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网站主题: religion agriculture
Aims to promote and encourage responsible fertilizer use. Contains many fertilizer fact sheets.
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3.0 / 5.0, 语: English
IMMAG provides information on the coordinated effort to improve manure management in the state. Includes detailed information on local and federal regulations, and ...
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3.0 / 5.0, 语: English
Oregon Biodynamic Group is a non-profit promoting biodynamic farming and gardening. Activities include making the herbal preparations and an annual study ...
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3.0 / 5.0, 语: English
Organisation aims to develop the Welsh dairy industry through the provision of a technology transfer service and market intelligence.
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3.0 / 5.0, 语: English
The Bureau of Land Management administers 264 million acres of public lands, located primarily in the 12 Western States, containing natural, historical, cultural ...
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4.3 / 5.0, 语: English
From the Natural Resources Conservation Service (United States). An extensive collection of articles and resources.
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3.0 / 5.0, 语: English
The NMSU College of Agricultural, Consumer and Environmental Sciences
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3.0 / 5.0, 语: English