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肥料使用方式对梨树生长 产量和品质的影响

Effects of Fertilizer Application on Growth,Yield and Quality of Pear Trees

  • 摘要: 为研究施肥方式对梨树生长、产量和品质的影响,文章试验以不施肥为对照,设置4种施肥方式,分别为沟施(T1)、穴施(T2)、撒施(T3)和辐射状施肥(T4),分别对梨树叶片生长性状、光合参数、产量和品质指标进行测定。试验表明,施肥显著促进梨树生长,提高梨树产量。其中,辐射状施肥处理的枝条长度、百叶质量、净光合速率、气孔导度和蒸腾速率均显著高于其他施肥处理,产量比对照高出57.20%,果实单果质量、纵横径、硬度和维生素C含量显著提高。因此,辐射状施肥对梨树品质的提升效果明显,是适合梨树栽培的施肥方式。

     

    Abstract: In order to study the effects of fertilization methods on the growth, yield and quality of pear trees, four fertilization methods were set, namely trench application(T1), hole application(T2), spread application(T3) and radial application(T4), with no fertilization as the control, and the growth traits, photosynthetic parameters, yield and quality indexes of pear trees were measured respectively. The experiment showed that fertilization significantly promoted the growth and yield of pear trees. The branches length, louver weight, net photosynthetic rate, stomatal conductance and transpiration rate of radiative fertilization treatment were significantly higher than those of other fertilization treatments, and the yield was 57.20% higher than that of control. The fruit weight, diameter,hardness and Vitamin C content of single fruit were significantly improved. Therefore, radial fertilization can improve the quality of pear trees obviously, and it is a suitable fertilization method for pear cultivation.

     

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