-58- 



La. Enterprise Combinations, Management Practices, Costs and 



Income on Farms in the Sugar Cane Section of Louisiana * To 

 obtain annual data from farmers on family type farms in the 

 sugar cane section of southern La. concerning the business 

 organization, management practices, input & output relation- 

 ships by enterprises & for the farm as a unit. 

 Agr. Econ. 824 



La. Fundamental Studies on Sugarcane Diseases , (l) Learn 



nature of causative agent of ratoon stunting disease of sugar- 

 cane; (2) Learn specific diagnostic methods for disease. (3) 

 Develop additional control methods for the disease. 

 Bot., Bact., PI. Path. 910 



La. Sugar Cane Field Machinery . To build a functional, low 



cost machine for construction & maintaining quarter drains in 

 sugar cane. 



Agr. Engin. 922 



Miss. Sorgo Improvement . To evaluate new sorgo strains for 



sirup and silage and to assist in any spacing, irrigation, or 

 fertility trials which interested workers may agree should be 

 made. 



Agron. HC-8 



P. R. Nutritive Status of Sugarcane by Foliar Diagnosis . Learn 



relation between content of N, P, K, or other elements in tis- 

 sues of cane & relative yields (percentage which actual yield 

 of crop is of maximum yield obtained with heavy applications 

 of a given nutrient to the soil) of the cane represented by 

 said plant tissue samples considering: (l) What part of plant 

 is most suitable for reflection of nutrient deficiencies & 

 yields. (2) When tissue samples must be taken during life of 

 plant & time of day to best show nutrient-yield relationship; 

 (3) Influence played by climate in modifying nutrient content 

 of plant; (4) What influence variety & soil play in modifying 

 nutrient content. 



Agron. & Hort. 30 



P. R. Control of the Sugarcane Moth-Borer. Diachtraea Sacchar- 



alis (Fabricius) in Puerto Rico . To determine (1) usefulness 

 & effectiveness of insecticides, in control of sugarcane moth- 

 borer; (2) proper time, intervals & number of applications of 

 insecticides for effective borer control; & (3) minimum dosages 

 per acre of insecticides to be applied in fields for an econ- 

 omical & effective borer control. 

 Ent., Agron., Hort. 35 



