27 



N. Y. The Basic Requirements and Design Principles of Mechanical 

 (Cornell) Equipment for Control of Insects, Diseases, and Weeds . To study 

 the requirement of mechanical equipment for pest control practices 

 with the objective of determining basic information necessary to 

 design new or to modify existing available equipment for practical 

 use. To design and construct equipment for experimental use for 

 the purpose of determing practical control measures and suitable 

 machinery. 



Agr. Engin., Flor., Ent., Veg. Crops, PI. Path 32 



N. C. Weed Control Methods and Machinery . (1) Evaluate methods 



and equipment for controlling weeds under varying weather and soil 

 conditions. (2) Develop equipment to provide effective control in 

 an efficient and economical manner. 



Agr. Engin. 9 (See S-2 in Part 3, Section b) Coop. USDA 



Oreg. Effects of Nozzle Design and Solution Properties on Drop Size 

 and Spray Drift . Learn effects of nozzle design and solution 

 properties on spray driftj learn drift potential of each nozzle 

 type and size. 



Agr. Engin., Agr. Chem. 313 



