Pupa an insect in the stage of

Pupa an insect in the stage of

Pupa an insect in the stage of

Pupa: an insect in the stage of its life that comes just before the adult condition.

Purity (of seed): seeds are pure when they contain only one kind of seed and no foreign matter.

Ration: a fixed daily allowance of food for an animal.

Raupenleim: a patented sticky substance used to catch the cankerworm.

Resistant: a plant is resistant to disease when it can ward off attacks of the disease; for example, some varieties of the grape are resistant to the phylloxera.