Lower Volga Region

Rosa hybrida diseases in Lower Volga the control measures of them

There are the results of the disease’s development examination for the collection of roses at the climatic conditions development examination for the collections of roses at the climatic conditions of Lower Volga region in the article. The measures of disease’s cancellation are offered.

Some results of the cultivar ipomoea purpurea research while the introduction under the conditions of the Lower Volga region

Authors: Egorova O. A., Klimova (Kuzmina) M. A.

There are presented the results of the climb annual lianas researches at the Botanical Garden of the Saratov State University for several years in this article. Morphometric parameters were studied: length of the metamere, number of leaves, number of shoots, flowers, the sizes of the limb and the diameter of the flower, leaf area of plants; the ratio of leaf area per unit of phytomass. Studied cultivars of ipomoea recommended for vertical gardening in the conditions of Saratov.

On including Eragostis minor and Eragostis pilosa in the list of protected plants of the Lower Volga region

Authors: Berezutsky M. A.

The article discusses the proposal to include Eragostis minor and E. pilosa in the list of protected plants of the Lower Volga region.