Turf and landscape research, 1974

Effects of nitrogen fertilizer and mowing height on weed content of a Kentucky bluegrass turf / M. H. Niehaus -- Winter nitrogen fertilization of merion Kentucky bluegrass and Pennlawn red fescue / P. R. Henderlong, J. D. Wells and J. R. Street -- Silica content of 'merion' Kentucky bluegrass under several cultural regimes and its relation to thatch accumulation / J. R. Street, P. R. Henderlong and F. L. Himes -- The effects of nitrogen source, rate, and frequency of application on creeping bentgrass (Agrostis palustris L., var, penncross) / K. R. English, P. R. Henderlong and R. H. Miller -- Fumigant-herbicide cobinations reduce weeding costs and yield season-long weed control in lining-out beds / E. M. Smith -- Post-transplant herbicide application for pre-emergent weed control in annual bedding plants / T. A. Fretz, V. R. Walter and M. R. Cobbs -- Pre-emergent herbicide combinations for container-grown nursery stock / T. A. Fretz -- Evaluation of experimental herbicides on container-grown nursery stock / T. A. Fretz -- Fertilizing Taxus and Juniper in the nursery / E. M. Smith -- Effects of gibberellin on yew growth: preliminary studies / M. Kawase -- Pieris dieback complex / H. A. J. Hoitink and W. G. Gerlach -- The control of pyracantha scab with two applications of fungicides / C. C. Powell, Jr. -- Visual symptoms of copper toxicity on woody ornamentals / L. J. Kuhns and T. D. Sydnor -- Fungicidal improvement of performance of magnolia in processed root balls / C. C. Powell, Jr. -- Effects of time, temperature, copper source, and concentration on burlap strength--a preliminary report / L. J. Kuhns and T. D. Sydnor -- The cost of storing ornamentals under plastic with minimum heat / E. M. Smith -- Chemical weed control in perennial flower plantings / E. M. Smith -- Aphid control trials on outdoor roses in 1973 / R. K. Lindquist -- Chemical control of powdery mildew of zinnia / C. C. Powell, Jr. -- A study of the economics of fertilizing trees in the nursery / E. M. Smith -- Fertilizing trees in the landscape- progress report / E. M. Smith and K. W. Reisch -- Evaluation of herbicide combinations for use in shade tree nurseries / T. A. Fretz -- Minimum spray programs for scab control on ornamental crabapples: 1973 results / C. C. Powell, Jr. -- Rhododendrons / J. E. Ford -- The birches / P. C. Kozel -- The genus fagus (beech) / P. C. Kozel -- The flowering cherries / P. C. Koze