Journal of Hebei University (Natural Science Edition) ›› 2017, Vol. 37 ›› Issue (3): 267-273.DOI: 10.3969/j.issn.1000-1565.2017.03.008

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Effects of inter-row planting grasses on soil nutrient, microbial quantity and fruit quality in mulberry field

PANG Jianguang1,ZHU Zheng1,WU Long2   

  1. 1.School of Architecture and Art, Hebei University of Engineering, Handan 056038, China; 2.Gushilong Scenic Area, Handan 056001, China
  • Online:2017-05-25 Published:2017-05-25

Abstract: Using mulberry field as research subject,the variation of soil nutrient,microbial amount and fruit quality were studied under different conditions with 2,4,6 a Hairy Vetch and natural grass,respectively.The results showed that all of treatments could increase the contents of organic matter,soil total N,total P,total K(P<0.05),compared with control.The contents of organic matter,soil total N,total K in 6 a hairy vetch increased by 222.6%,132.3% and 19.0%.Respectively the contents of available P and available K in soil with 2 a Hairy Vetch were lower than that of the control while increased significantly by 46.7%,46.3% and 19.2% in soil with 6 a hairy vetch,compared with the control.The bacteria,fungi and actinomycetes quantity in soil with Hairy Vetch 6 a increased by 86.8%,151.7% and 168.4%,respectively.The soluble solids content of mulberry fruit with Hairy Vetch 6 a and natural grasses 6 a increased by 55.8% and 17.0%,respectively,reducing sugar of mulberry fruit increased separately by 42.9% and 8.5%.However,total acids decreased by 18.7% and 14.1%,respectively.Inter-row planting Hairy Vetch could increased the soil fertility,enhance soil microbiology quantity and improve fruit fresh quality of mulberry,- with year increasing.

Key words: natural grasses, hairy vetch, mulberry fruit, quality

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