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Black walnut is susceptible to thousand cankers disease, which provoked a decline of walnut trees in some regions. Black walnut is allelopathic , releasing chemicals from its roots and other tissues that may harm other organisms and give the tree a competitive advantage, but there is no scientific consensus that this is a primary competitive ...
Juglans hindsii, commonly called the Northern California black walnut and Hinds's black walnut, is a species of walnut tree native to the western United States (California and Oregon). [ 1 ] [ 2 ] [ 3 ] It is commonly called claro walnut by the lumber industry and woodworkers, and is the subject of some confusion over its being the root stock ...
Walnut trees are any species of tree in the plant genus Juglans, the type genus of the family Juglandaceae, the seeds of which are referred to as walnuts.All species are deciduous trees, 10–40 metres (33–131 ft) tall, with pinnate leaves 200–900 millimetres (7.9–35.4 in), with 5–25 leaflets; the shoots have chambered pith, a character shared with the wingnuts (Pterocarya), but not ...
During the Byzantine era, the walnut was also known by the name "royal nut". [8] An article on walnut tree cultivation in Spain is included in Ibn al-'Awwam's 12th-century Book on Agriculture. [9] The wal element in the name is Germanic and means foreign, especially in the sense of Latin or non-Germanic. Compare, for example, Wales, Walloons ...
The drone-assisted project will study the practical and economic aspects of growing trees and forage together, especially Black Walnut trees. MSU professor wins grant to study ways to integrate ...
Juglans major (literally, the larger walnut), also known as Arizona walnut, [1] is a walnut tree which grows to 50 ft tall (15 m) with a DBH of up to 0.61 metres (2 ft) at elevations of 300–2,130 m (1,000–7,000 ft) in Texas, Oklahoma, New Mexico, Arizona, and Utah. [4] It also occurs in Mexico as far south as Guerrero. [5]
According to Italian lore, witches would gather each year on June 24, known as San Giovanni Day or the Feast of San Giovanni, to climb black walnut trees and gather the fruit.
Endiandra palmerstonii, popularly known as Queensland walnut or black walnut, is a rainforest tree of northern Queensland. It was named after the Australian prospector Christie Palmerston. [1] Queensland walnut has been used as a furniture timber. [1] It is also used to make guitars. [2] The nut was an important food source for Aboriginal ...