Rose mineral nutrition with using a drainage solution
The updating technique nutrition solutions is stated at use of drainage water for rose watering which are grown up according to smallcapacity technology on mineral rock wool. Structures of nutritious solutions for culture of roses are resulted, optimum levels of the maintenance of nutrient elements, and also an optimum parity of quantity of iron and manganese are specified. Calculation and updating of nutritious solutions spent with the help of computer program "Agrochemist" developed by experts of Korol'ovagro Ltd. Key words: roses, greenhouse cultivation, recycling of drainage solution