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We investigated the effects of planting interval and soil type on qualitative and quantitative characteristics of seven poplar (Populus nigra) plantations with 1 × 1 m and 2 × 2 m planting intervals i...
The effect of fertilisation with fermented pig slurry on the quantitative and qualitative parameters of two kinds of tomatoes was assessed by means of pot trials. These trials were carried out betwe...
Effect of long-term application (ca. 30 years) of compost at different levels on humus composi-tion of whole soils and their particle size frac-tions in a field subjected mainly to double cropping (ba...
Field experiments were made over 2002-2004 at the Experimental Station of the University of Technology and Life Sciences in Mochełek (53o13’ N; 17o51’ E) on very good rye complex soil. The aim o...
Long-term cultivation of tea (Camellia sinensis (L) O. Kuntze) in the northern mountainous zone of Vietnam has resulted in soil quality degradation that could affect economic development in the re...

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