Black locust (Robinia pseudoacacia L.) is one of the most widespread tree species introduced into Europe and also Hungary. It covers 24% total Hungarian forest area, providing 25% annual timber output country. Due to demands consumers, new cultivars are be produced by means improvement techniques practical forestry use. Mono- multiclonal were developed, then variety comparison trials cultivatio...

The study on the diameter and volume increment of black locust (Robinia pseudoacacia L.) stand (age 10-27 years, yield class II) have shown that in comparison to periodic annual breast height tree I, trees II reached 83.3%, while III only 43.9. same relations for were found 59.0% 24.5%, respectively. mean values whole close those II. According distribution between 10 27 years age, 50% 2.00 and1...