RIO DE JANEIRO, BRAZIL - Circumventing the effects of heat on crops has engaged the Brazilian Agricultural Research Corporation (EMBRAPA) researchers in the development of planting techniques, management, and new cultivars that ensure productivity. Two new varieties of frizzy lettuce are already being marketed.
Lettuce registered as BRS Leila takes longer to bloom and withstands ten more days at temperatures above 25°C, the maximum limit at which the original vegetable yields its best . . .