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Nitrogen loss by volatilization of nitrogen fertilizers applied to coffee orchard

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Figure 1: Accumulated (a) and daily (b) N-NH 3  loss, volatilized from fertilizers (conventional urea, ammonium  nitrate, urea + 0.15 % Cu + 0.4% B, urea + anionic polymers, urea + S 0  + polymers and urea + plastic resin), 1 st application (150 kg ha -1 )
Figure 2: Accumulated (a) and daily (b) N-NH 3  loss, volatilized from fertilizers (conventional urea, ammonium  nitrate, urea + 0.15 % Cu + 0.4% B, urea + anionic polymers, urea + S 0  + polymers and urea + plastic resin), 2 nd application (150 kg ha -1 )
Figure 3: Accumulated (a) and daily (b) N-NH 3  loss, volatilized from fertilizers (conventional urea, ammonium  nitrate, urea + 0.15 % Cu + 0.4% B, urea + anionic polymers, urea + S 0  + polymers and urea + plastic resin), 3 rd application (150 kg ha -1 )
Table 3: Values of pH in water at 0-5 cm soil layer and N-NH 3  loss (%) from conventional urea, ammonium nitrate,  urea + 0.15 % Cu + 0.4% B, urea + anionic polymers, urea + S 0  + polymers and urea + plastic resin in the dose of  150 kg ha -1  (Average o

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