GLOSSARY 



243 



Furrow, the trench left by the plow. 



Furrow slice, the strip of earth which is turned by the 

 plow. 



Germinate, to sprout. 



Grafting, the process of inserting a cion or bud in a 

 stock plant. 



Green manure crops, crops intended to be plowed under 

 to improve the soil. 



Harrow, an implement used to pulverize the surface of 

 the soil. 



Heavy soils, soils that are hard to work; stiff, cloddy 

 soils. 



Horticulture, that branch of agriculture which deals with 

 the growing of fruits, vegetables, flowers and ornamental 

 plants. 



Humus, partially decayed animal and vegetable matter 

 in the soil. 



Hydrogen, a gaseous, chemical element, one of the con- 

 stituents of water. 



Inter-tillage, tillage between plants. 



Irrigation, the practice of supplying plants with water by 

 artificial means. 



Kainite, a potash salt used in making fertilizer. 



Kernel, a single seed or grain. 



Leaching, passing through and going off in drainage 

 water. 



Legume, a plant belonging to the bean, pea and clover 

 family. 



Light soils, soils which are loose and open and easy to 

 work. 



Loam, a mixture of sand, clay and organic matter. 



Mould board, the curved part of the plow which turns 

 the furrow slice. 



Mulch, a covering on the soil. It may be of straw, leaves, 

 pulverized soil or other material. 



Nectar, a sweet substance in flowers from which bees 

 make honey. 



Nitrate, a soluble form of nitrogen. 



