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Shadoof or shaduf comes from the Arabic word شادوف, šādūf. It is also called a lift, [5] well pole, well sweep, or simply a sweep in the US. [12] A less common English translation is swape. [13] Picotah (or picota) is a Portuguese loan word. It is also called a jiégāo (桔槹) in Chinese.
The first known crane machine was the shaduf, a water-lifting device that was invented in ancient Mesopotamia (modern Iraq) and then appeared in ancient Egyptian technology. Construction cranes later appeared in ancient Greece, where they were powered by men or animals (such as donkeys), and used for the construction of buildings.
The introduction of this machine had a decisive influence on agriculture as this wheel lifted water 3 to 8 metres with much less labour force and time than the Shaduf, which was the previous irrigation device in the Kingdom. The Shaduf relied on human energy while the saqiya was driven by buffalos or other animals. [20]
The screw pump is the oldest positive displacement pump. [1] The first records of a water screw, or screw pump, date back to Hellenistic Egypt before the 3rd century BC. [1] [3] The Egyptian screw, used to lift water from the Nile, was composed of tubes wound round a cylinder; as the entire unit rotates, water is lifted within the spiral tube to the higher elevation.
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Chinampa (Nahuatl languages: chināmitl [tʃiˈnaːmitɬ]) is a technique used in Mesoamerican agriculture which relies on small, rectangular areas of fertile arable land to grow crops on the shallow lake beds in the Valley of Mexico.
Hazz al-quhuf is composed in the style of a literary commentary on a 42-line poem purported to be written by a peasant (Arabic: فلاح, fallāḥ) named Abu Shaduf. [1] In his commentary, al-Shirbini describes different customs of peasants and urban dwellers, and notes regional distinctions between the Sa'idi people of Upper Egypt, people of the Nile Delta in Lower Egypt, and the poorest ...
They were irrigated by hand, or (from the late 18th Dynasty) by means of the shaduf. Model of Meketra's house and garden from his tomb at Thebes , which consists of a shady grove of trees surrounding a central garden; c. 1981 –1975 BC; painted wood and copper; height: 39.5 cm (15 9 ⁄ 16 in.); Metropolitan Museum of Art (New York City)