ធនធាន ដាក់ស្លាក: Carrot
7 items found (Showing 1 - 7)
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Edible Portion: Root, Leaves, Seeds - Flavouring, Vegetable A root crop grown from seed. It normally grows a fattened root one year then forms a flower the next year. It can be 60 cm highand spread to 50 cm wide. The root is long in shape and orange in colour. The stem is erect, tough and...
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20 មករា 2013 Currently, seeds of all carrot varieties grown in hot sub-Saharan Africa are imported from regions with temperate climates such as Europe and USA. It has not been easy to produce carrot seeds in hot Africa, because carrots require exposure to cold temperatures (vernalization) to induce flowering....
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20 មករា 2002 Several years ago (in EDN Issue 43, December 1993), we wrote that seed was available for a carrot that will set seed in the tropics (normally carrots only produce seed in temperate climates with a cold winter). Dr. Warwick Kerr sent us the original ‘Uberlandia’ carrot seed from Brazil nearly ten...
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20 មករា 2010 Carrots are normally biennial (life cyclecompleted the second year after planting seeds) and require a period of cold temperatures (vernalization) for flowering and subsequent seed production to occur. So any variety that readily sets seed in a single growing season in warm climates would be of...
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19 មេសា 1994 “Carrots do not usually flower in the tropics. Eighty years ago a group of Portuguese growers plantedcarrots from Portugal and the Madeira Island in the southernmost state of Brazil. Some of these plants flowered and produced seed. Plant breeders from Sao Paulo and Brasilia independently...