Machinery has made it possible for the work of a dozen farm workers to be done twice as quickly as by one worker. There are fewer people working on the land in developed countries than ever before Machinery also has a large effect on the enviroment as well, as hedge and ditches are removed to allow larger machines to work the enermours fields. Crops have also been bred for the machine age too. The need to ripen together, not over a period of time, so that machinery can harvest them in one operation. There are still many parts of the world where traditional farming methodsbare used, but the use of machinery is increasing year by year.
Fact file
Arable farming is the growing and harvesting of crops, particularly where the ground is ploughed between harvests. Arable farming is of enermous importance to the world's population, since most of us rely on grains or vegetables for our staple foods.
resources: Tell me why (Chancellor Press)
image 1: https://bmcontent.affino.com/AcuCustom/Sitename/DAM/011/arablefieldvegharvestcabbagefieldcropharvestingcabbages.jpg
image 2: https://static.rappler.com/images/20140624-rice-harvester-machine-shutterstock.jpg
You have a minor misspelling in the following sentence:
It should be environment instead of enviroment.