K-State Research and Extension

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  • Lamm, Freddie R.; Stone, K. C.; Dukes, M. D.; Howell, T. A., Sr.; Robbins, J. W. D., Jr.; Mecham, B. Q.
    This article is an introduction to the "Emerging Technologies in Sustainable Irrigation: A Tribute to the Career of Terry Howell, Sr." Special Collection in this issue of Transactions of the ASABE and the next issue of ...
  • Lamm, Freddie R.
    The usage of subsurface drip irrigation (SDI) has increased by 89% in the U.S. during the past ten years according to USDA-NASS estimates, and over 93% of the SDI land area is located in just ten states. Combining public ...
  • Marr, Charles W.
    Many people think of hydroponics as growing plants in water, but hydroponic production actually is defined as growing plants without soil. This production system may use a wide variety of organic and inorganic materials. ...
  • Aguilar, Jonathan P.; Gramig, G. G.; Hendrickson, J. R.; Archer, D. W.; Forcella, F.; Liebig, M. A.
    Anecdotal accounts regarding reduced US cropping system diversity have raised concerns about negative impacts of increasingly homogeneous cropping systems. However, formal analyses to document such changes are lacking. ...
  • Lingenfelser, Jane (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, )
    The Kansas Agricultural Experiment Station annually compares both new and currently grown varieties in the state’s major crop-producing areas. These performance tests generate unbiased performance information designed to ...

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