Dr. David Mengel is a recently retired, Professor Emeritus of Agronomy at Kansas State University. He remains active in retirement doing research and extension programs and operating a 150 hectare family farm, where he currently produces both grain and forage sorghum. A Certified Professional Soil Scientist and Certified Crop Advisor, he has over 40 years professional experience and is recognized as an authority on soil fertility and nutrient management.
4 Электронные книги David Mengel
William Rooney: Achieving sustainable cultivation of sorghum Volume 1
- Comprehensive coverage of the latest research on the genetic diversity of sorghum
- Reviews key developments in breeding, from conventional to marker-assisted techniques, as well the …
EPUB
английский
DRM
€204.99
David Mengel & Lisa Wolverton: Christianity and Culture in the Middle Ages
This volume celebrates the remarkable scholarly career of medieval historian John Van Engen with eighteen exceptional essays contributed by Van Engen’s colleagues and former doctoral students, a grou …
PDF
английский
DRM
€54.99
Hans Christoph Diener & Helmuth Steinmetz: Referenz Neurologie
<p><strong>Wissen präzise auf den Punkt.</strong></p> <p>Ein Nachschlagewerk, das die Neurologie umfassend behandelt und dabei übersichtlich bleibt? Re …
PDF
немецкий
€164.99
Hans Christoph Diener & Helmuth Steinmetz: Referenz Neurologie
<p><strong>Wissen präzise auf den Punkt.</strong></p> <p>Ein Nachschlagewerk, das die Neurologie umfassend behandelt und dabei übersichtlich bleibt? Re …
EPUB
немецкий
€164.99
