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.
Seed from such a head will probably show rapid deterioration in later generations, and may even go so far as to produce an open, and worthless head such as that shown in Fig. 17. A head of cabbage in which the leaves properly overlap, and in which the head is perfectly solid, is shown in Fig. 6. 4.