2381. The Canker Worm.—Laying soap oil on the trunk and branches of the tree, at the consistency of thick paint, destroys the brown, scaly insect on the bark, and gives the tree a smooth, glossy, and healthy appearance.
2382. To free Plants from Leaf-Lice.—Mix one ounce of flowers of sulphur with one bushel of sawdust; scatter this over the plants infected with these insects, and they will soon be freed, though a second application may possibly be necessary.
2383. Keeping Fruits.—The three best of eight different modes fairly tried, are, 1, covering in pure dry sand; 2, in dry fern; 3, in a deal box buried in the earth. In all cases to be kept cool.
2384. Sunflower yields 140 bushels per acre, and each bushel one gallon of good oil. Its leaves furnish provender; its seeds, food for poultry and hogs. It thrives on poor soils.
2385. To prepare a cheap Hortus Siccus.—All the small plants should be expanded under water, in a plate, on a piece of writing-paper. In this state they will assume their natural form and position. Then withdraw the paper with the plant gently from the water, and place them between sheets of blotting-paper, and press them with a book or flat board. When dry, it may be placed on writing-paper.