Hybrid: the result of breeding two different kinds of plants together.
Hydrogen: a chemical element. It is present in water and in all living things.
Individual: a single person, plant, animal, or thing of any kind.
Inoculate: to give a disease by inserting the germ that causes it in a healthy being.
Insectivorous: anything that eats insects.
Kainit: salts of potash used in making fertilizers.
Kernel: a single seed or grain, as a kernel of corn.
Kerosene emulsion: see Appendix.
Larva (plural larvæ): the young or immature form of an insect.
Larval: belonging to larva.