E. G. Gregorich – författare

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1 produkter

1. 

   Soil Quality for Crop Production and Ecosystem Health

   Av E. G. Gregorich, M. R. Carter m. fl.

   Inbunden, 1997

   4414 kr

   Lägg i varukorg

   Soil is a complex body that exists as many types, each with diverse properties that may vary widely across time and space as a function of many factors. This complexity makes the evaluation of soil quality much more challenging than that of water or air quality. Evaluation of soil quality now …