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(2 classifications) (2 resources)


Classifications (LC)
Organic fertilizers and manures (10)
Study and teaching. Research (2)

 

Resources

The University of Minnesota has created this resource titled "The Agricultural Drainage Series" which covers topics including: basic concepts; planning and design; surface intakes; economics; environmental impacts;...
Presented by the University of Nebraska - Lincoln Extension, this site shows the response of crops to salinity, sodicity and toxicity. Each are examined as it pertains to agriculture production in Nebraskan soils. The...

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