Topic · 119 articles
Seeds and varietal composition: quality and seed preparation, germination capacity and energy, seed dressing, sowing rates. Characteristics of varieties and hybrids, principles of selection based on the growing zone and intended use of the produce.
2 min read For agronomists
Russian knapweed is a dangerous quarantine weed capable of reducing grain quality and causing serious harm to livestock. The article provides a description of the morphological characteristics of the seeds, which help to identify this harmful object in crops
2 min read For agronomists
The article provides a detailed description of the seed structure of common ragweed and lists its primary habitats. The current status of this weed in the list of quarantine objects for the Russian Federation is also indicated.
1 min read For agronomists
The article provides a detailed description of perennial ragweed achenes and the specifics of its spread in agrocenoses. The material focuses on the quarantine status of this weed in the Russian Federation
1 min read For agronomists
Ambrosia trifida is an aggressive quarantine weed capable of rapidly colonizing agricultural land. The article describes the characteristic structural features of the achenes and the conditions that facilitate the active spread of this plant
1 min read For agronomists
Texas blueweed poses a serious phytosanitary threat as a toxic quarantine weed. This article describes its achenes to ensure seed purity and prevent the plant from entering the country.
1 min read For agronomists
Cyclachaena xanthiifolia poses a serious threat to agriculture as a quarantine pest. The article provides a botanical description of the weed's achenes, information on its distribution range, and recommendations for population control on agricultural land
