[Biological and mineral fertilizers use in apple orchard at various systems of row-spacings maintaining]
Ryabtseva, T.V.(Institute of Fruit Growing, Samokhvalovichi (Belarus))
It was established that the use of biological fertilizer "Azobacterin" (a chemical of associated nitrogen-fixing bacteria Azospirillum - BioN), BPF (a chemical of silicate bacteria - BioK), biological fertilizers complex ("Azobakterin" and BPF) and biological and mineral fertilizers complex increased an average fruit weight, trees productivity, trunk area, area of a leaf, leaves area of a tree, length of one-year-old shoot; it affected positively the biochemical composition of fruit. Green manured fallow systems of maintaining surpass the analogous variants of autumn fallow
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