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不同土壤条件下天津地区引种黑果枸杞生长、产量、成分差异

Performance of Growth, Yield, Composition of an introduced Lycium ruthenicum Murr. under different Soil Conditions in Tianjin

  • 摘要: 以从甘肃民勤地区引入天津不同土壤条件的两年生黑果枸杞苗为试验材料,对其生长、产量、成分差异进行研究。结果表明,黑果枸杞引种到天津后生长期比原产地甘肃民勤延长了8~36 d。粘壤土条件下的黑果枸杞产量为0.34 kg·m-2,高于民勤地区的最高产量;而沙土条件下的产量则为0.05 kg·m-2,低于民勤地区的最低产量。粘壤土与沙土条件下黑果枸杞的花青素含量分别为14.43和13.67 mg·g-1,均显著高于甘肃民勤黑果枸杞的花青素含量。生长在粘壤土的果实中的甜菜碱含量为2.36%,显著高于生长在沙土和市售民勤的黑果枸杞果实。综合各土壤条件下黑果枸杞植株生长情况及各项指标,黑果枸杞引种到天津不同土壤条件后生长适应性较强,其中在粘壤土条件下生长最好。

     

    Abstract: The two-year-old L. ruthenicum seedlings,which introduced from Minqin in Gansu Province to Tianjin under different soil conditions were used as materials to study the differences in growth,yield and composition. The growth period of L. ruthenicum introduced to Tianjin was 8-36 days longer than that of Minqin in Gansu Province. The yield of L. ruthenicum in clay loam was 0.34 kg·m-2,which was higher than that in Minqin area,and the yield in sandy soil was 0.05 kg·m-2,which was lower than that in Minqin area. The anthocyanin contents of L. ruthenicum in clay loam and sandy soil were 14.43 and 13.67 mg·g-1 respectively,which were significantly higher than those in Gansu Minqin. The betaine content in the fruit of clay loam was 2.36%,which was significantly higher than that of L. ruthenicum in sandy soil and Minqin. According to the growth condition and various indexes of L. ruthenicum under different soil conditions,L. ruthenicum showed strong growth adaptability after being introduced into Tianjin,among which it grew better in clay loam.

     

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