Answer:
The answers are below:
Step-by-step explanation:
1.Potatoes are highly prized vegetables in the world; It has a high consumer demand, so it has become very necessary to increase its cultivation and propagation in agriculture.
Both small farmers and wholesalers work a lot in potato cultivation, not only because of its high demand, but also because of its rapid production and marketing, hence the potato can be commercialized both in small markets and in large markets.
2. The effect of the potato blight in 1840 was felt in countries such as Ireland where there was a national famine that caused the emigration of thousands of Irish and at the same time the death of thousands of people, it should also be noted that This potato blight disease ended many potato crops and orchards which caused a great economic crisis causing great economic losses to farmers, even today potato blight remains a problem for farmers.