Kitāb al-Anwāʾ (كتاب الانواء) is a title given to a number of works from eastern and western parts of Arab civilization that concern astronomy, weather and agriculture.
[1][2] ʿArīb ibn Saʿīd was a physician and scholar associated with the Córdoban Umayyad court of ʿAbd al-Raḥmān III.
In the assessment of Miquel Forcada, 'the author also includes materials from everyday life, thus providing an invaluable documentary record of his times.
The earlier of the two is very literal, at times to the point of incomprehensibility, but adds further information relating to the Christian community of Córdoba and its hinterland.
This is entitled Liber Anoe (taking its title from the source-text of the Calendar, the Kitāb al-Anwāʾ It may be by the Christian bishop Rabīʿ b. Zayd, who, like ʿArīb b. Saʿīd, was associated with the Umayyad court at Córdoba, has been posited as the translator.