Leather Industry Solid Waste as Nitrogen Source for Growth of Common Bean Plants

<table>Production of shoot dry matter by bean plants grown for 84 days, under influence of the studied treatments (collagen – four rates; additional 1: soil without fertilization and without collagen; additional 2: fertilization with mineral N; additional 3: wet blue residue).</table>

Applied and Environmental Soil Science

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Figure 1

Figure 1: Leather Industry Solid Waste as Nitrogen Source for Growth of Common Bean Plants 