22 



MASS. EXPERIMENT STATION BULLETIN 281 



Fiji. 11. I'ersisteiue of the effect of treatments is shown by these photoftraphs. 



Upper In fall of 1928. 4' j years after fertilizinji IMot i") i2h. 2P. 2K) in upper 



left-hand corner, rest unfertiUzed. 

 Lower— In spring of 1929, r, years after fertilizini* Plot 7 (L, P, K.) Note pres- 

 ence of considerable clover. 



