Výsledky vyhledávání - "SUPERPHOSPHATE"

1 - 20 z 72
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    Effect of waste Al-phosphate on soil and plant

    Irreplaceability of phosphorus as a necessary macroelement in crop production is due to limited resources and costly processing of ores and immobilization in soil, which force for seeking an …

    Články
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    The influence of digestate and mineral fertilisers on yields and content of nitrates and ascorbic acid in kohlrabi bulbs

    In a one-year vegetation pot experiment we compared the effect of the digestate from a biogas plant and mineral fertilisers on yield and quality parameters of kohlrabi, variety Moravia. Four …

    Články
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    Effects of mechanochemically activated phosphate rock on maize growth and phosphorus use

    It is well known that mechanochemically activated phosphate rock (MAPR) could improve extractable phosphorus (P) (extracted in 2% citric acid) greatly in an ecological way. To evaluate the agronomic …

    Články
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    The effect of meat and bone meal on phosphorus concentrations in soil and crop plants

    A four-year field experiment was conducted in north-eastern Poland. The aim of the study was to determine the direct and residual effects of increasing doses of meat and bone meal (MBM) on the …

    Články
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    Phosphorus effects of recycled products from municipal wastewater on crops in a field experiment

    In this study, the phosphorus (P) fertilizing effects of struvite, one thermochemical-treated sewage sludge ash (SSA) based on Ca-P (Ca-SSA) and one full sulfuric acid-digested SSA based on Al-P …

    Články
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    The Effect of Varying Speed Release of Nutrients from Fertilizers on Growth-production Process of Turf

    The aim of this experiment was to compare the influence of fertilizers with different speed of nutrients release on growth-production indicators of turf under non-irrigated conditions. The experiment …

    Články
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    Assessment of the influence of fertilisation and environmental conditions on maize health

    Field experiments showed the occurrence of such agrophages as the frit fly (Oscinella frit L.) and the European maize borer (Pyrausta nubilalis Hbn.). Identified diseases included fusariosis (Fusarium …

    Články
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    Effect of some bioproducts on the growth, yield and fruit quality of apple trees

    These experiments began with the planting of maiden apple trees of cv. ‘Topaz’ in 2011. In springtime in 2012-2016, chemical fertilisation (NPK) and various natural bioproducts, namely Fertigo, …

    Články