TY - JOUR AU - Maniruzzaman, M AU - Alam, MR AU - Islam, MS AU - Islam, MZ AU - Molla, MSH AU - Islam, MA PY - 2018/12/24 Y2 - 2024/03/28 TI - Development of Fertilizer Recommendation for Blackgram in Charland of Pabna, Bangladesh JF - Bangladesh Agronomy Journal JA - Bangladesh Agron. J. VL - 21 IS - 1 SE - Original Articles DO - 10.3329/baj.v21i1.39365 UR - https://www.banglajol.info/index.php/BAJ/article/view/39365 SP - 89-94 AB - <p style="margin: 0in; margin-bottom: .0001pt;"><span style="font-size: 9.0pt;">The experiment was conducted at charland of Charsadipur in Pabna district under AEZ-11 during <em>Khrif </em>season of 2014 and 2015 to determine appropriate fertilizer dose for enhancing yield of blackgram as well as to increase farmers’ income. The experiment was laid out in a randomized complete block design with four dispersed replications. Eight fertilizer packages, viz.T</span><sub><span style="font-size: 6.0pt;">1</span></sub><span style="font-size: 9.0pt;">: N</span><sub><span style="font-size: 6.0pt;">20</span></sub><span style="font-size: 9.0pt;">P</span><sub><span style="font-size: 6.0pt;">15</span></sub><span style="font-size: 9.0pt;">K</span><sub><span style="font-size: 6.0pt;">6</span></sub><span style="font-size: 9.0pt;">S</span><sub><span style="font-size: 6.0pt;">9</span></sub><span style="font-size: 9.0pt;">Zn</span><sub><span style="font-size: 6.0pt;">2</span></sub> <span style="font-size: 9.0pt;">kg ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup><span style="font-size: 9.0pt;">(STB), T</span><sub><span style="font-size: 6.0pt;">2</span></sub><span style="font-size: 9.0pt;">: N</span><sub><span style="font-size: 6.0pt;">25</span></sub><span style="font-size: 9.0pt;">P</span><sub><span style="font-size: 6.0pt;">15</span></sub><span style="font-size: 9.0pt;">K</span><sub><span style="font-size: 6.0pt;">6</span></sub><span style="font-size: 9.0pt;">S</span><sub><span style="font-size: 6.0pt;">9</span></sub><span style="font-size: 9.0pt;">Zn</span><sub><span style="font-size: 6.0pt;">2</span></sub><span style="font-size: 9.0pt;">kg ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup><span style="font-size: 9.0pt;">, T</span><sub><span style="font-size: 6.0pt;">3</span></sub><span style="font-size: 9.0pt;">: N</span><sub><span style="font-size: 6.0pt;">25</span></sub><span style="font-size: 9.0pt;">P</span><sub><span style="font-size: 6.0pt;">19</span></sub><span style="font-size: 9.0pt;">K</span><sub><span style="font-size: 6.0pt;">6</span></sub><span style="font-size: 9.0pt;">S</span><sub><span style="font-size: 6.0pt;">9</span></sub><span style="font-size: 9.0pt;">Zn</span><sub><span style="font-size: 6.0pt;">2</span></sub> <span style="font-size: 9.0pt;">kg ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup><span style="font-size: 9.0pt;">, T</span><sub><span style="font-size: 6.0pt;">4</span></sub><span style="font-size: 9.0pt;">: N</span><sub><span style="font-size: 6.0pt;">25</span></sub><span style="font-size: 9.0pt;">P</span><sub><span style="font-size: 6.0pt;">15</span></sub><span style="font-size: 9.0pt;">K</span><sub><span style="font-size: 6.0pt;">8</span></sub><span style="font-size: 9.0pt;">S</span><sub><span style="font-size: 6.0pt;">9</span></sub><span style="font-size: 9.0pt;">Zn</span><sub><span style="font-size: 6.0pt;">2</span></sub> <span style="font-size: 9.0pt;">kg ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup><span style="font-size: 9.0pt;">, T</span><sub><span style="font-size: 6.0pt;">5</span></sub><span style="font-size: 9.0pt;">: N</span><sub><span style="font-size: 6.0pt;">20</span></sub><span style="font-size: 9.0pt;">P</span><sub><span style="font-size: 6.0pt;">19</span></sub><span style="font-size: 9.0pt;">K</span><sub><span style="font-size: 6.0pt;">8</span></sub><span style="font-size: 9.0pt;">S</span><sub><span style="font-size: 6.0pt;">9</span></sub><span style="font-size: 9.0pt;">Zn</span><sub><span style="font-size: 6.0pt;">2</span></sub> <span style="font-size: 9.0pt;">kg ha</span><span style="font-size: 6.0pt;">-1</span><span style="font-size: 9.0pt;">, T</span><sub><span style="font-size: 6.0pt;">6</span></sub><span style="font-size: 9.0pt;">: N</span><sub><span style="font-size: 6.0pt;">25</span></sub><span style="font-size: 9.0pt;">P</span><sub><span style="font-size: 6.0pt;">19</span></sub><span style="font-size: 9.0pt;">K</span><sub><span style="font-size: 6.0pt;">15</span></sub><span style="font-size: 9.0pt;">S</span><sub><span style="font-size: 6.0pt;">9</span></sub><span style="font-size: 9.0pt;">Zn</span><sub><span style="font-size: 6.0pt;">2</span></sub> <span style="font-size: 9.0pt;">kg ha</span><span style="font-size: 6.0pt;">-1</span><span style="font-size: 9.0pt;">, T</span><sub><span style="font-size: 6.0pt;">7</span></sub><span style="font-size: 9.0pt;">: N</span><sub><span style="font-size: 6.0pt;">15</span></sub><span style="font-size: 9.0pt;">P</span><sub><span style="font-size: 6.0pt;">11</span></sub><span style="font-size: 9.0pt;">K</span><sub><span style="font-size: 6.0pt;">5</span></sub><span style="font-size: 9.0pt;">S</span><sub><span style="font-size: 6.0pt;">7</span></sub><span style="font-size: 9.0pt;">Zn</span><sub><span style="font-size: 6.0pt;">1.5</span></sub><span style="font-size: 9.0pt;">kg ha</span><span style="font-size: 6.0pt;">-1</span><span style="font-size: 9.0pt;">and T</span><sub><span style="font-size: 6.0pt;">8</span></sub><span style="font-size: 9.0pt;">: Native nutrients (control) were tested on blackgram. Fertilizer package of N</span><sub><span style="font-size: 6.0pt;">25</span></sub><span style="font-size: 9.0pt;">P</span><sub><span style="font-size: 6.0pt;">19</span></sub><span style="font-size: 9.0pt;">K</span><sub><span style="font-size: 6.0pt;">15</span></sub><span style="font-size: 9.0pt;">S</span><sub><span style="font-size: 6.0pt;">9</span></sub><span style="font-size: 9.0pt;">Zn</span><sub><span style="font-size: 6.0pt;">2</span></sub> <span style="font-size: 9.0pt;">kg ha</span><span style="font-size: 6.0pt;">-1 </span><span style="font-size: 9.0pt;">(T</span><sub><span style="font-size: 6.0pt;">6</span></sub><span style="font-size: 9.0pt;">) enhanced crop growth and yield of blackgram in both the years. Maximum seed yield of blackgram (1.43t ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup> <span style="font-size: 9.0pt;">in 2014 and 0.97 t ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup> <span style="font-size: 9.0pt;">in 2015) was obtained with N</span><sub><span style="font-size: 6.0pt;">25</span></sub><span style="font-size: 9.0pt;">P</span><sub><span style="font-size: 6.0pt;">19</span></sub><span style="font-size: 9.0pt;">K</span><sub><span style="font-size: 6.0pt;">15</span></sub><span style="font-size: 9.0pt;">S</span><sub><span style="font-size: 6.0pt;">9</span></sub><span style="font-size: 9.0pt;">Zn</span><sub><span style="font-size: 6.0pt;">2</span></sub> <span style="font-size: 9.0pt;">kg ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup> <span style="font-size: 9.0pt;">(T</span><sub><span style="font-size: 6.0pt;">6</span></sub><span style="font-size: 9.0pt;">), which was 80 and 147% more than the control in 2014 and 2015, respectively. The highest gross return (Tk. 82815 ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup> <span style="font-size: 9.0pt;">in 2014 and Tk. 65200 ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup> <span style="font-size: 9.0pt;">in 2015) and gross margin (Tk. 51125 ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup> <span style="font-size: 9.0pt;">in 2014 and Tk. 32020 ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup> <span style="font-size: 9.0pt;">in 2015) were also recorded from the same treatment in both the years. The results revealed that fertilizer package of N</span><sub><span style="font-size: 6.0pt;">25</span></sub><span style="font-size: 9.0pt;">P</span><sub><span style="font-size: 6.0pt;">19</span></sub><span style="font-size: 9.0pt;">K</span><sub><span style="font-size: 6.0pt;">15</span></sub><span style="font-size: 9.0pt;">S</span><sub><span style="font-size: 6.0pt;">9</span></sub><span style="font-size: 9.0pt;">Zn</span><sub><span style="font-size: 6.0pt;">2</span></sub><span style="font-size: 9.0pt;">kg ha</span><sup><span style="font-size: 6.0pt;">-1</span></sup> <span style="font-size: 9.0pt;">might be recommended for getting higher seed yield of blackgram and economic return as well under charland condition of Pabna district</span></p><p style="margin: 0in; margin-bottom: .0001pt;"><em>Bangladesh Agron. J. 2018, 21(1): 89-94</em></p> ER -