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Chinese Agricultural Science Bulletin ›› 2009, Vol. 25 ›› Issue (23): 224-227.

Special Issue: 油料作物 园艺

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Preliminary Results of Yield,Income and Nutrition of Double Low Rapeseed (Brassica napus L.) Cultivated for Oilseed-vegetable-dual-purpose

  

  • Received:2009-07-06 Revised:2009-07-30 Online:2009-12-05 Published:2009-12-05

Abstract: Yield,income and nutrition of double low rapeseed (Brassica napus L.) cultivated for oilseed-vegetable-dual-purpose (abbr.:OVDP Rapeseed) and Red Shoot (Brassica campestris L.) were studied preliminaryly by comparative experiment and nutritive index testing in Chongqing.The results indicated that:①OVDP Rapeseed harvested 2382kg/hm2 shoot additively and 2219kg/hm2 oilseed, 8.1% less than conventional rapeseed which yielded oilseed singly (CK).②The net income of OVDP rapeseed reached 5221.80 yuan / hm2, 1552.80 yuan /hm2 more than that of CK,or a growth of 42.3% over that of CK. ③The shoot of double low rapeseed is rich nutrition ,it excelled in main nutrition indexes such as content of Vc,Ca,Zn,Se, and equalled in total soluble sugar,crude fiber except Iron content,while compared with Yongchuan Red Shoot.It was proved preliminarily that OVDP Rapeseed gained more income than CK and it should be demonstrated and extended in suitable areas in Chongqing.