Table of contents

33 DRAIN ENVELOPES L. S. Willardson Research efforts to improve drainage conditions with the assurance that installed drains will function in a trouble-free manner for a long period of time is continuing at USU.

36 TOUGH TURFS FOR UTAH W. F. Campbell and W. A. Varga Turfs are important in human activities because of their functional, recreational and aesthetic aspects. Although there are hundreds of different species of grasses, learn how to choose the one that is best suited to your region.

41 TRACKING THE SUNFLOWER BEES L. M. Brown and F. D. Parker The USDA Bee Laboratory, situated at USU, study and identify native wild bee pollinators of the Sunflower to maximize Sunflower production in the United States.

44 THE STATE OF THE STATE CLIMATOLOGY OFFICE T. D. Chaar Arlo Richardson retires as State Climatologist and Gail Bingham steps into the position. The staff continues to maintain and release weather data from their office and the National Oceanic and Atmospheric Administration for the public.

48 TH E LITTLE SAHARA B. Chesler, L. F. Hall and A. F. Southard The sand dunes of the little Sahara, made up of fine, rounded quartz grains, are being reshaped by dune movement and off-road vehicle activity; both of which are important to recreational area management.

53 THE CHALK BROOD SYNDROME IN WILD BEES N. N. Youssef USU has contributed heavily toward understanding the chalk brood syndrome. In addition to understanding the disease, a control measure using a chemical that will not harm eggs or developing larvae. when applied appropriately. seems promising.

57 PI NTO BEAN ROOT ROT N. Van Alfen and P. Dryden Root rot is the most common and serious disease of pinto beans. Although results for a control method have not been found. aspects of the disease have been identified that should be helpful to plant breeders to Increase resistance.

59 UNITY AGAINST RESISTANCE W. A. Brindley By enlisting the help of the farmer in the battle against resistance of insects to insecticides, by turning to the field itself and making laboratory techniques applicable to the field, pesticide resistance management seems to be within reach.