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The number of decisions permitting the removal of trees in cities is increasing every year, which suggests long-term negligence, or rather insufficient funds for proper management of urban forests. Lack of appropriate tools causes difficulties in the decision-making process. This problem is especially important in a situation of increased pressure exerted by residents to remove trees, mainly due to...
Phytoseston studies were carried out at two sites near the town of Łask in the third orderstream segment of the Grabia River and the first order-stream segment of the Brodnia River, in two study periods: 1992-1993 and 2005-2006. Water and seston were sampled twice a month. The chemical parameters of N-NO3, P-PO4 and chlorophyll a were also determined. The aim of the studies was to determine the changes...
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