| William Thomas Brande - Materia medica - 1825 - 590 pages
...not to be distinguished from the body : they are without wings, and very sluggish and torpid. They are scraped from the plants into bags, killed by boiling water, and then dried in the sun ; those insects are preferred which are plump, dry, and of a silvery appearance. The great consumption... | |
| G.P. Putnam & Co - 1852 - 728 pages
...Spain. It ieds on several species of cactus. It is small, rugose, and of a deep mulberry color. Thev are scraped from the plants into bags. Killed by boiling water, and dried in the sun. Those are preferred which are plump, of a peculiar silvery appearance, and which... | |
| John Yeats - Commerce - 1870 - 486 pages
...membranous. insect is small, rugose, and of a deep mulberry colour: It feeds on' several species of cacti. These insects are scraped from- the plants into bags,...killed by boiling water, and then dried in the sun. Those are preferred which are plump, of a silvery appearance, and which yield when rubbed to powder... | |
| John Yeats - Commerce - 1878 - 460 pages
...cochineal insect is small, rugose, and of a deep mulberry colour. It feeds on several species of cacti. These insects are scraped from the plants into bags,...killed by boiling water, and then dried in the sun. Those are preferred which are plump, of a silvery appearance, and which yield when rubbed to powder... | |
| William Swinton - Earth (Planet) - 1882 - 128 pages
...the fuchsias were first found in this country. One of the most interesting plants of the cactus kind is the cochineal cactus, which is much cultivated...insect which feeds upon its leaves. These insects are brushed from the plants into bags, plunged into boiling water, and then dried in the sun. Their tiny... | |
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