1, "sand nuts 3 years hanging fruit, can be harvested continuously for about 20 years, an acre of land can grow more than 300 plants sand nuts, mu yield of about 400 kilograms, the market price can reach 200 yuan per kilogram." This information comes from /549/2015/06/29/201s32474.htm . Take a good look for yourself. (Of course, the figures in this news report may seem more optimistic, but they shouldn't be too far off.) Well, it's highly unlikely that you'll lose money if you plant well and manage well.

2, planting varieties recommended: Yangchun sand nuts. Because "the fruit for medicinal purposes, to Guangdong Yangchun's best quality".

3, as for how many pounds of kernels can be harvested in 2 years, please refer to Article 1 above, do the math.