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A traditional approach to supporting climbing peas is to thrust branches pruned from trees or other woody plants upright into the soil, providing a lattice for the peas to climb. Branches used in this fashion are called pea sticks [9] or sometimes pea brush. Metal fences, twine, or netting supported by a frame are used for the same purpose. In ...
Roots of Vicia with white root nodules visible. Cross-section through a root nodule of Vicia observed through a microscope. Biological nitrogen fixation (BNF, performed by the organisms called diazotrophs ) is a very old process that probably originated in the Archean eon when the primitive atmosphere lacked oxygen .
A selection of dried pulses and fresh legumes. Legumes (/ ˈ l ɛ ɡ j uː m, l ə ˈ ɡ j uː m /) are plants in the family Fabaceae (or Leguminosae), or the fruit or seeds of such plants.
The protective external layer of tissue on the stem s and root s of woody trees and shrubs; includes all of the living and non-living tissue external to the cambium. basal Situated or attached at or close to the base (of a plant or a phylogenetic tree diagram). basifixed Something attached by its base, e.g. an anther attached to the filament.
Roots of trees. Early root growth is one of the functions of the apical meristem located near the tip of the root. The meristem cells more or less continuously divide, producing more meristem, root cap cells (these are sacrificed to protect the meristem), and undifferentiated root cells. The latter become the primary tissues of the root, first ...
The first written reference of the word 'cowpea' appeared in 1798 in the United States. [7] The name was most likely acquired due to their use as a fodder crop for cows. [17] Black-eyed pea, a common name used for the unguiculata cultivar group, describes the presence of a distinctive black spot at the hilum of the seed. Black-eyed peas were ...
The word 'bean', for the Old World vegetable, existed in Old English, [3] long before the New World genus Phaseolus was known in Europe. With the Columbian exchange of domestic plants between Europe and the Americas, use of the word was extended to pod-borne seeds of Phaseolus, such as the common bean and the runner bean, and the related genus Vigna.
Caragana arborescens, the Siberian peashrub, [2] Siberian pea-tree, [3] or caragana, is a species of legume native to Siberia and parts of China (Heilongjiang, Xinjiang) and neighboring Mongolia and Kazakhstan. [4] It was taken to the United States by Eurasian immigrants, who used it as a food source while travelling west.