National Repository of Grey Literature 6 records found  Search took 0.00 seconds. 
Effect of mowing technique on the quality of cutting, condition and composition of grassland
PETRÁŠ, Marek
The aim of this work is to assess the influence of mowing technology on mowing height, mowing uniformity, cut quality and botanical composition of grasslands. To achieve these goals, two meadows were selected in the cadastral territory of Bukvice near Trhové Sviny in 2022. The first selected meadow was mowed with a rotary disc mower. The second selected meadow was mowed with a rotary drum mower. The botanical composition was recorded for all monitored meadows, and the water and nutrient regime was determined. Before mowing, the condition of the mowing mechanisms, the set mowing height and the condition of the mowing blades were monitored. After cutting, the actual height and uniformity of the stubble, biomass production, and the amount of remaining uncut biomass were monitored. The quality of the cut was evaluated.
The influence of organic fertilisation on botanical composition, diversity and fodder characteristics of permanent grasslands
KINCL, Petr
In connection with the growing area of permanent grasslands in the Czech Republic, their productive and, above all, non-productive importance is at the forefront. In addition to forage production, meadow stands represent an important component of the environment in terms of biodiversity conservation. The aim of this diploma thesis was to monitor the influence of organic fertilization on land in the cadastral of Cekov and Kařez. Observations were carried out on unheated and organically fertilized localities in 2017. Higher botanical diversity showed unheated land, where the herbal component and clover predominated. There was a higher proportion of grass on the fertilized land. In terms of grassland quality, fertilized plots were best assessed. The data analyzed were statistically evaluated.
Demography of a large and common butterfly: Argynnis aglaja (Lepidoptera, Nymphalidae) studied by mark-recapture
ZIMMERMANN, Kamil
The population structure, demography parameters, dispersal and behaviour of the Dark Green Fritillary (Argynnis aglaja) butterfly were studied on the traditionaly managed submontane seminatural grasslands, in order to elucidate the relatively successful persistence of this species, if compared with other butterflies sharing the same habitat.

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