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Journal of Agriculture ›› 2015, Vol. 5 ›› Issue (10): 18-21.doi: 10.11923/j.issn.2095-4050.cjas15070001

Special Issue: 小麦

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Study on the Relationship between Different Sowing Dates and Density in The Yield of Jindamai(pi) 2

  

  • Received:2015-07-02 Revised:2015-07-22 Accepted:2015-07-28 Online:2015-10-30 Published:2015-10-30

Abstract: In order to explore the best comprehensive high yield cultivation techniques of‘Jindamai2’in the local ecological environment, and provide scientific theory basis for planting this variety with high yield and high efficiency, the study on the relationship between yield and different seeding times and seeding densities of this variety was conducted. The results showed that in the sowing amount range of 60.0 kg/hm2 to 120.0 kg/hm2,the yield increased along with the sowing quantity increase,theamplituderangedfrom 6186.98to6573.66kg/hm2;on the contrary, when the sowing quantity was further increased, the yield reduced. Sowing date from September 30th to October 5th could result in higher yield, the amplitude ranged from 6600.33 to 6693.67 kg/hm2, and when sowing date was further delayed, the yield reduced. Suitable sowing date and sowing quantity were crucial to gain high yield of the barley variety‘Jindamai2’.