230 Index. 



" Heavy " soils, 6 



Heracleum Sphondyliurn, 138 



History, 1 



Holcus lanatus, 137, 152, 160, 161, 163, 166, 169, 170, 174, 177, 



180, 183, 192, 204, 220, 221 

 Holkham experiments on wheat, 6 

 Home produce of wheat, 83 



barley, 130 

 Hypericinae, 220 

 Hypnum, 220 



IMPORTS of wheat, 74, 79, 83 



barley, 130 

 India, yield of wheat in, 37 



JUNCACEJE, 220 



KNAPWEED, black (see Centaurea) 



LABIATE, 220 



Lathyrus pratensis, 138, 152, 155, 157, 170, 180, 183, 204, 218, 221 



Legislation, 41 



Leguminous herbage, 135, 138, 145, 146, 150, 151, 155, 157, 160, 



163, 169, 170, 172, 177, 178, 180, 183, 187, 191, 192, 204, 219, 220, 



222 



Leontodon, 220 



Lesser stitchwort (see Stellaria) 

 Liebig, 153 



his theory, 184, 185, 187 

 Light soils, 6, 188 

 Liliaceae, 220 

 Lime in barley and wheat crops, 89, 142 



in hay crop, 142, 145, 147, 155, 157, 161, 166, 167, 170, 171, 



173, 183, 192, 205 



recovered, and not recovered, in crops 202 

 Loam, 188 



Locomotive power in plants, 223 

 Lolium perenne, 137, 169, 170, 177, 180 183 220 90 1 

 Lotus, 221 



corniculatus, 138, 152, 155, 157, 221 

 major, 221 



