Why was the basin system of irrigation largely abandoned by farmers near the nile river in modern times? the basin system only allows the planting of one main crop. the basin system is less dependent on the nile flood. the basin system was developed thousands of years ago. the basin system is no longer effective in places like egypt and northern sudan.

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jupiter is mainly composed of hydrogen and helium just like a star. spectral analysis of jupiter has revealed that in addition to hydrogen and helium, the planet is made of water, methane and ammonia. those elements are in trace amounts. the core of the planet is thought to contain some rock and metallic hydrogen. i hope this will give you the answer to your question! : d

abu bakr, was a senior companion and—through his daughter aisha—a father-in-law of the islamic prophet muhammad. abu bakr became the first openly declared muslim outside muhammad's family. abu bakr served as a trusted advisor to muhammad.

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