Diseases of lettuce /

Mode of access: Internet.

Field notes on lettuce.

Mode of access: Internet.

Evaluation of light traps and sex pheromone for control of cabbage looper and other lepidopterous insect pests of lettuce /

Issued Jan. 1980.

Descriptions and pedigrees of nine varieties of lettuce /

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Market diseases of fruits and vegetables : beets, endive, escarole, globe artichokes, lettuce, rhubarb, spinach, Swiss chard and sweetpotatoes /

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