94 EFFECT OF RAINFALL 



soon as the need for phosphates is satisfied. The soil at Martin's 

 Hearne is appreciably poorer in total and available phosphoric acid 

 than at Tysea Hill, and even with a rainfall of 1 1 inches from May 1st 



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till hay harvest and a long growing period (cut August 10th), the 

 soil cannot provide an adequate supply of phosphates. 



It is too soon to draw definite conclusions from the results at 

 Lambourne End and Horndon-on-the-Hill. There are indications 



