Rivers of James Island, South Carolina, has resulted in the production of disease-resistant races.
The exposed strata are in large part resistant sandstones.
- The method employed is to select, for seed purposes, plants which are resistant to the particular disease.
The substance is very resistant to the action of chemical reagents, to digestion, and possibly belongs to the glyco-proteids.
Owing to greater care on the part of growers, and the introduction of FrenchAmerican resistant stocks to replace vines attacked by the phylloxera, the wines in the early years of the 10th century again acquired a limited sale in England.