What is 'Covariance'. Covariance is a measure of the degree to which returns on two risky assets move in tandem. A positive covariance means that asset returns move together, while a negative covariance means returns move inversely.
23 September 2016. The heaviest red cabbage weighs 23.2 kg (51.15 lb) and was grown by David Thomas (UK), as verified at the UK National Giant Vegetables Championship in Malvern, UK, on 23 September 2016. David also holds the current record for Heaviest parsnip and Heaviest cucumber.
Cabbage Varieties. There are over four hundred different varieties of cabbage to choose from these days, from round to conical in shape, with flat or curly, tight or loose leaves in green, white, red, and purple colors. The most common are the round, light green or white head variety.