Additions to the flora of the Republic of Mordovia, Russia.

Esina, I. G., Khapugin, A. A., Esin, M. N., Sinichkina, A. D., Silaeva, T. B., (2021). Contributii Botanice 56, 59-64. Universitatea "Babeş-Bolyai", Cluj-Napoca, Romania. English language

Diseases and pests of representatives of geni Syringa, Spiraea and Philadelphus in city conditions.

Dogadina, M. A., Pravdyuk, P. I., Pravdyuk, A. I., (2021). Bulletin of Agrarian Science(4), 22-27. Orel State Agrarian University, Orel, Russia. Russian language

Introduction of new species for extension of the period of decorative effect of flower collections.

Zykova, V. K., Plugatar, Yu. V., Zubkova, N. V., Klimenko, Z. K., Plugatar, S. A., Ulanovskaya, I. V., (2020). Acta Horticulturae(1288), 215-218. International Society for Horticultural Science (ISHS), Leuven, Belgium. English language

Kaug-Ida päritoluga puittaimede kasvatamisest Järvseljal. / The results of cultivating tree and shrub species of Far-Eastern origin at Järvselja.

Kasesalu, H., (2020). Forestry Studies / Metsanduslikud Uurimused 72, 64-74. Estonian University of Life Sciences, Tartu, Estonia. Estonian language

Assessment of deciduous trees introduction prospect in the taiga zone (Karelia).

Kishchenko, I. T., (2019). Arctic Environmental Research 19(3), 87-92. Northern (Arctic) Federal University (NArFU), Arkhangelsk, Russia. English language

Intrusion of alien tree species in the city forests of Novosibirsk.

Belanova, A. P., Otmakhov, Y. S., Chernikova, T. S., Chindyaeva, L. N., (2019). Sibirskij Lesnoj Zurnal / Siberian Journal of Forest Science(6), 72-81. Russian Academy of Sciences, Siberian Branch Publishing House, Novosibirsk, Russia. Russian language

Syringa vulgaris is a new host for Cucumber mosaic virus.

Troiano, E., Bellardi, M. G., Parrella, G., (2019). Phytopathologia Mediterranea 58(2), 385-389. Mediterranean Phytopathological Union, Florence, Italy. English language

First report of Lilac ring mottle virus infecting lilac in the United States.

Sharma-Poudyal, D., Osterbauer, N. K., Putnam, M. L., Scott, S. W., (2016). Plant Health Progress(No.July), PHP-BR-15-0055. Plant Management Network, St. Paul, USA. English language

The analysis of the state greenery of Molody Park in Rivne.

Denysyuk, N., (2018). Lesya Ukrainka Eastern European National University Scientific Bulletin. Series: Biological Sciences(No.8), 33-39. Lesya Ukrainka Eastern European National University, Lutsk, Ukraine. Ukrainian language

First report of ligustrum virus a on Syringa reticulata var. mandshurica (Oleaceae) with a new yellow vein and Malformed needle-shaped leaf disease in China.

Han, T., Yang, C. X., Fu, J. J., Hou, Q. S., Gang, S., Chen, S., Shen, P., Cao, M. J., (2018). Plant Disease 102(10), 2053-2054. American Phytopathological Society (APS Press), St. Paul, USA. English language