Identification of the newly introduced sunflower germplasm resistance to sunflower broomrape in jilin province .
吉林省向日葵新引资源对列当抗性鉴定。
He says the firm has drawn genetic material from its stock of wild american sunflower seeds three or four times in the past decade , in a bid to make its commercial varieties resistant to broomrape , a parasitic blight of southern europe .
他说,公司从其贮存的美州野生向日葵种子里提取到一些基因,以应付南欧寄生植物肉纵蓉对作物的危害。
In present study , general morphological features , ways of spread , parasitic law and simple measure of prevention and control of sunflower broomrape in shanxi province were descripted .
Based on the investigation and analysis of injury situationes of red willow broomrape , we proposed scientific vaccination depth , irrigation management , and protective measures .