Journal of Zhejiang Agricultural Sciences ›› 2026, Vol. 67 ›› Issue (5): 1240-1244.DOI: 10.16178/j.issn.0528-9017.20260045

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Study on the sequential cropping techniques of dual⁃purpose oil and ornamental oilseed rape,sesame,and oil sunflower

PAN Liqing1(), WANG Yin'an1, WANG Yin2   

  1. 1.Yuyao?Agricultural?Technology?Extension?Service?Station,Yuyao? 315400,Zhejiang
    2.Institute of Rural Development,Zhejiang Academy of Agricultural Sciences,Hangzhou 310021,Zhejiang
  • Received:2026-01-20 Online:2026-05-11 Published:2026-05-12

Abstract:

To investigate the effects of the sequential cropping model of dual-purpose oil and ornamental oilseed rape,sesame,and oil sunflower on crop yield,quality,and landscape timing,a field experiment was conducted from 2020 to 2021 at Zhang Xiagen Farm in Langxia Sub-district,Yuyao City,focusing on evaluating the performance of the "winter oilseed rape-summer sesame-autumn oil sunflower" cropping sequence in terms of light and temperature resource utilization,landscape continuity,and comprehensive benefits. The results indicated that this sequential cropping system successfully achieved effective continuous cultivation of oilseed rape(from October to May of the following year),sesame(from May to August),and oil sunflower(from August to November). Among different oilseed rape varieties,Jinchenghua had the highest yield(1 950.98 kg·hm-2). The sesame variety WPE16 showed outstanding yield(1 137.50 kg·hm-2),while the oil sunflower variety JY562 achieved a single-head yield of 41.49 g. The flowering periods of the three crops sequentially overlapped,creating a continuous landscape sequence of "spring blooms-summer spikes-autumn sunflowers",which is suitable for integrated agro-tourism operations.

Key words: dual-purpose oil and ornamental oilseed rape, sesame, oil sunflower, sequential cropping, yield, landscape agriculture

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