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.
Here are a few suggestions to get you started. 1  Cabbage: Northern Giant Cabbage (100 lbs.) 2  Carrot: Japanese Imperial Long Carrot (12+ inches long) 3  Cucumber: Mammoth Zeppelin Cucumber (16 pounds)  Gourd: Giant Long Gourd (120 1  Inches) Onion: Kelsae Sweet Giant Onion (One held the world record at over 15 lbs.)