262 SECTIONAL ADDRESSES 



References. 



Orr, John. 1937 Scot. J. Agric, 20, 31-40. 

 Rice Williams. 1937 Welsh J . Agric. 

 Roberts, E. J. 1932 Welsh J. Agric, 8, 84-93. 



1935 Welsh J. Agric, 11, 132-9. 



Robinson, G. W. 1937 Mother Earth, London. 



Stapledon, R. G. 1937-8 Journal of the Bath and West and Southern Counties 



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1937a /. Minist. Agric, 44, 317-29. 



1937b J . Minist. Agric, 44, 442-9. 



1938 The Fortnightly. 



