Malus sieversii in harsh climates unsuitable for "M. pumila", mainly for increased cold tolerance. "Malus sieversii" has recently been cultivated by the United States Agricultural Research Service, in hopes of finding genetic information of value in the breeding of the modern apple plant. Some, but not all, of the resulting trees show unusual disease resistance. The variation in their response to disease on an individual basis is, itself, a sign of how much more genetically diverse they are than their domesticated descendants. Malus sieversii Malus sieversii is a wild apple native to the mountains of Central Asia in southern Kazakhstan. It has
Bonus-malus also Bonus/Malus value (%), stating how many years the driver used the car without any accident or another event relevant to the insurance. It means, that the bonus/malus is assigned to the insured person and also to family members (e.g. wife), which is allowed to drive the car. The bonus can be transferred between insurance companies. In France, cars are taxed (malus) or credited (bonus) if their carbon emissions are above or below certain targets. The limits (can) change every year. The environmental tax is also applied as a malus, to all vehicles registered after 1 January 2008, affecting all