Answers

2016-04-26T15:01:55+05:30
Furrows are small, parallel channels, made to carry water in order to irrigate the crop. The crop is usually grown on the ridges between the furrows
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2016-04-26T15:02:21+05:30
The plant's roots do not need to be submerged in water all the time, if plants are planted on the ridges then they will get the sufficient amount of water. If the plants are plated on the ridges the roots would get air and water both. So, plants are planted on the ridges of furrow.
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