The 2009 ASHS Annual Conference

Rhonda Janke, Ph.D.

Associate Professor
Kansas State Univ
Horticulture, Forestry, and Recreation Resources
Dept of Hort
2021 Throckmorton
Manhattan, KS
USA 66506
Email: rrjanke@ksu.edu

Papers:
Organic Versus Conventional Fertilization of Pac Choi and Tomato Produced In the Field Versus High Tunnels Influences Crop Yield, Plant and Soil Nitrogen, and Phytochemical Content Sufficiency Ranges for Nitrate In Leaf Petiole Sap of Greenhouse Pac Choi Produced with Organic Versus Inorganic Fertilizers