海量图书期刊资源,随时随地畅享阅读乐趣
Flame Cultivation for Corn and SoybeansEllery L. Knake, Fred W. Slife and Robert D. Seif · Weeds · 1965
Competition of Smooth Pigweed with Corn and SoybeansMoti K. Moolani, Ellery L. Knake and Fred W. Slife · Weeds · 1964
Effect of Time of Giant Foxtail Removal from Corn and SoybeansEllery L. Knake and Fred W. Slife · Weed Science · 1969
Height Differential of Corn and Giant Foxtail in Relation to Postemergence Weed ControlEllery L. Knake and Fred W. Slife · Weeds · 1967
Chemical Studies on Halogeton glomeratusW. B. Dye · Weeds · 1956
Acetylenic Derivatives as HerbicidesJ. K. Leasure and M. J. Josephs · Weeds · 1961
Mode of Action of Phytotoxic OilsJ. van Overbeek and Rene Blondeau · Weeds · 1954
Front MatterWeeds · 1957
News and NotesWeeds · 1959
Front MatterWeeds · 1966
News from the Western Weed Control ConferenceWeeds · 1951
News and NotesWeeds · 1960