Abstract
In Brazil, the trade of common beans with specialty grains such as Jalo, Bolinha, Jabola, Vermelho, Rajado, Branco, Pintado and Canario is still considered a niche market when compared to the carioca and black grain types. However, the cultivation of these beans has proved promising as an alternative income source for farmers, since it offers a differentiated and more valuable product. IAC-Jabola and IAC-Esperanca were developed by the Instituto Agronomico Campinas (IAC) in view of their excellent grain type, plant size and higher mean yield than the standard control Jalo Precoce. The IAC had these cultivars registered in MAPA/RNC based on results of 24 VCU trials in 2005/2006/2007, in the state of Sao Paulo. The yield of IAC Jabola was 2124 kg ha -1 , 2336 kg ha -1 , and 2558 kg ha -1 , in the rainy, dry and winter seasons, respectively. The IAC- Esperanca produced 1718 kg ha-1, 1545 kg ha-1, and 2263 kg ha-1 in the rainy, dry and winter seasons, respectively.
Highlights
The diversity of bean color and size is considered high, this is not exploited for the market in Brazil
Due to the agronomic and culinary qualities, it was quickly adopted by farmers and consumers of all Brazilian states, contributing to a reduced diversity of consumption of other grain types
The mean yield of Instituto Agronômico Campinas (IAC)-Esperança was significantly lower than of the control and its registration was based on anthracnose-resistance, high grain quality with clear broth color and rounded grain, which was so far not available on the official seed market and in view of the high value obtained in market niches in Brazil
Summary
The diversity of bean color and size is considered high, this is not exploited for the market in Brazil. The reason is that the Brazilian consumer prefers carioca and black grains Other grain types such as Jalo, Bolinha, Rajado, Pintado, Rosinha, Vermelho, and Branco are not consumed very much, which reduces the demand and limits supply. These grain types have achieved higher prices on the market than the carioca and black types, since the trade occurs on specialized markets and often in alternative packaging. Until 1970, prior to the release of the cultivar Carioca or Carioquinha by the IAC, the special grain types of Rosinha, Mulatinho, Jalo, Bolinha, Jabola, Vermelho, Rajado, Branco, Pintado, Canário, and Roxinho. The grain quality, yield potential and resistance to anthracnose of IAC-Jabola and IACEsperança are excellent
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