SHEEP GAINS ON GRASS 311 



in the last two years. The numbers of sheep per plot have varied 

 according to the quality of the pasture, and have been as follows : 



Plots 12345678^9 10 11 



"The live weight gains per sheep per week have been of great 

 assistance as a guide in stocking the plots, as whenever these be- 

 came unduly high more stock was required, and vice versa. Follow- 

 ing is a statement of these for the nine seasons: 



Plots 



1897 

 1898 

 1899 

 1900 

 1901 

 1902 

 1903 

 1904 

 1905 



"The soil is a poor stiff clay lying on boulder clay. The diagram 

 shows the character of the soil and subsoil throughout. This has 

 been extracted from a complete soil map, which has been prepared 

 from notes made during a careful soil survey of the farm. In 

 making this, holes were dug at suitable distances apart and full notes 

 made of the characters of the soils and subsoils, every care being 

 taken to dig the holes in such positions as would show the average 

 depths of the soil, and expose good sections of the soil and subsoil. 

 From the diagram it will be seen that the soil is of almost even char- 



* On June 27 Plots 1 and 7 had one added; and Plots 3, 9, and 

 10, two added. 



t On June 20 Plot 3 had three added; on July 18 Plot 4 had one 

 added, and Plot 8 had two added. 



t On June 8 Plot 8 had three added; on July 13 Plot 11 had three 

 added. 



