This section is from the book "The Potato: A Compilation of Information from Every Available Source", by Eugene H. Grubb, W. S. Guilford. Also available from Amazon: The Potato: A Compilation Of Information From Every Available Source.
The following practice of European potato growers should be of interest and value to American producers:
1. The use of deep-rooting grasses - rye grass, alfalfa, etc.
2. The use of large quantities of animal manures.
3. The use of immature, northern-grown seed.
4. The careful storage of seed stocks in trays.
5. Selection of seed to type and purity of varieties.
6. Close planting.
 
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