is said to be compact when the particles are closely
packed.

=Concentrated=: when applied to food the word means that it contains
much feeding value in small bulk.

=Contagious=: a disease is said to be contagious when it can be spread
or carried from one individual to another.

=Cross=: the result of breeding two varieties of plant together.

=Cross pollination=: the pollination of a flower by pollen brought from
a flower on some other plant.

=Croup=: the top of the hips.

=Culture=: the art of preparing ground for seed and raising crops by
tillage.

=Curb disease=: a swelling on the back part of the hind leg of a horse
just behind the lowest part of the hock joint. It generally causes
lameness.

=Curculio=: a kind of beetle or weevil.

=Dendrolene=: a patented substance used for catching cankerworms.

=Digestion=: the act by which food is prepared by the juices of the body
to be used by the blood.

=Dormant=: a word used to describe sleeping or resting bodies,--bodies
not in a state of activity.

=Drainage=: the process by which an excess of water is removed from the
land by ditches, terraces, or tiles.

=Element=: a substance that cannot be divided into simpler substances.

=Ensilage=: green foods preserved in a silo.

=Evaporate=: to pass off in vapor, as a fluid often does; to change from
a solid or liquid state into vapor, usually by heat.

=Exhaustion=: the state in which strength, power, and force have been
lost. When applied to land, the word means that land has lost its power
to produce well.

=Fermentation=: a chemical change produced by bacteria, yeast, etc. A
common example of fermentation is the change of cider into vinegar.

=Fertility=: the state of being fruitful. Land is said to be fertile
when it produces well.

=Fertilization=: the act which follows pollination and enables a flower
to produce seed.

=Fetlock=: the long-haired cushion on the back side of a horse's leg
just above the hoof.

=Fiber=: any fine, slender thread or threadlike substance, as the
rootlets of plants or the lint of cotton.

=Filter=: to purify a liquid, as water, by causing it to pass through
some substance, as paper, cloth, screens, etc.

=Formalin=: a forty per cent solution of a chemical known as
formaldehyde. Formalin is used to kill fungi, bacteria, etc.

=Formula=: a recipe for the making of a compound; for example,
fertilizer or spraying compounds.

=Fungicide=: a substance used