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首页> 外文期刊>Journal of Cotton Research and Development >Effect of balanced fertilization on seed cotton yield and nutrient uptake by cotton (Gossypium hirsutum L.) under irrigated condition
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Effect of balanced fertilization on seed cotton yield and nutrient uptake by cotton (Gossypium hirsutum L.) under irrigated condition

机译:灌溉条件下平衡施肥对棉(陆地棉)籽棉产量和养分吸收的影响。

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摘要

Field experiment was conducted during two successive years i. e. 2001 and 2002 at Research Farm of Cotton Section, CCSHAU, Hisar to study the effect of different nutrient combinations (N_80P_30K_30, N_80P_30K_5o NopsoK3o' NsoPsoKo and NopoKo) witt1 and without FYM @ 5 t ha~(-1) on seed cotton yield and nutrient uptake by cotton. Application of FYM significantly increased the seed cotton yield from 1282.2 to 1413.8 kg ha'1 and the extent of increase was about 10 per cent. Application of different nutrient combinations significantly increased the seed cotton yield from 1140.5 kg ha~(-1) over absolute control to 1499 kg ha~(-1) and the extent of increase was 31 per cent. Effect of RD of NP on seed cotton yield was statistically on a par with that of NPK. The FYM application significantly increased the uptake of NPK from 56.37 to 74.35, 9.03 to 12.01 and 83.11 to 107.62 kg ha~(-1), respectively, over without FYM. The highest NPK uptake (82.87, 13.27 and 121.04 kg ha~(-1)) was obtained with the application of N_80P_30R_30. The effect of K application on seed cotton yield was non-significant, however, it significantly increased the NPK uptake.
机译:i。连续两年进行了现场试验。 e。 2001年和2002年在希萨尔CCSHAU棉花分部研究农场研究了不同养分组合(N_80P_30K_30,N_80P_30K_5o NopsoK3o'NsoPsoKo和NopoKo)witt1和无FYM @ 5 t ha〜(-1)的影响被棉花吸收。 FYM的应用大大提高了籽棉产量,从1282.2增加到1413.8 kg ha'1,增加幅度约为10%。施用不同的养分组合显着提高了籽棉产量,从绝对控制的1140.5 kg ha〜(-1)增加到1499 kg ha〜(-1),增加幅度为31%。 NP RD对籽棉产量的影响在统计学上与NPK相当。与不使用FYM相比,FYM的施用显着增加了NPK的吸收,分别从56.37至74.35、9.03至12.01和83.11至107.62 kg ha〜(-1)。施用N_80P_30R_30可获得最高的NPK吸收量(82.87、13.27和121.04 kg ha〜(-1))。施钾对籽棉产量的影响不显着,但是,它显着增加了氮磷钾的吸收。

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