1. Huang-Huai-Hai Region Scientific Observation and Experimental Station of Vegetables, Ministry of Agriculture and Rural Affairs, Shandong Key Laboratory of Greenhouse Vegetable Biology, Shandong Branch of National Improvement Center for Vegetables, Institute of Vegetable Research, Shandong Academy of Agricultural Sciences, Jinan 250100, China
2. Yantai Key Laboratory for Evaluation and Utilization of Silkworm Functional Substances, Shandong Institute of Sericulture, Yantai 264001, China