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PRINCIPAL STOCK-POISONING PLANTS 



ment or prevention for the six most troublesome poisonous gen- 

 era should be helpful in making comparisons. 



QUESTIONS 



1. (o) Compare the livestock losses caused by loco with those of other 

 poisonous plants, {h) Which species of loco causes the heaviest livestock 

 losses? Outline its range of distribution. 



2. (a) What are the typical symptoms of loco poisoning? Do the symp- 

 toms soon pass off or is the poison cumulative? {b) Discuss remedial and 

 preventive measures in the control of the loco disease. 



3. (a) How are larkspurs popularly classified? Give an example of one 



