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New Silkworm Variety Qiantang × Xinchao Passes Approval
Provincial Department of Agriculture Announcement No. 2 of 2008 announced that the new silkworm variety "Qiantang × Xinchao", bred by the Sericulture Research Institute of the Provincial Academy of Agricultural Sciences, passed approval at the 37th Crop Variety Approval Meeting of the Provincial Crop Variety Approval Committee. "Qiantang × Xinchao" is a pair of medium-silk-yield silkworm varieties; this variety develops uniformly, has strong resistance, high cocoon yield, relatively large cocoons, and excellent cocoon quality. It is suitable for rearing in all sericulture areas of our province. Key points for rearing this variety: 1. During the young silkworm stage, it has a strong tendency toward light and crowding, so the seats should be evened out and the trays adjusted in time; 2. During the young silkworm stage, use leaves that are suitably mature but on the tender side
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New Silkworm Variety Officially Passes Variety Approval
The new silkworm variety "Qiantang × Xinchao", bred by the Sericulture Research Institute of the Zhejiang Academy of Agricultural Sciences (postcode: 310021, tel: 0571-86404188), recently passed variety approval in Zhejiang Province. For this variety, the pupation rate of silkworms from the start of the fourth instar is 94.9%, the cocoon yield per 10,000 larvae is 3.9 kg, the reelable silk length is 755 m, the neatness is 95.8 points, the practical hatching rate is 98.7%, and the silk filament size is 2.5 denier. The average cocoon yield per box of silkworm eggs is 41.3 kg, and the output value per sheet of silkworm eggs is 974 yuan.(
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