Breeding of new edible black peanut variety Zheheitian No.1 with high oleic acid content
Zheheitian No.1 is a new high oleic acid edible black peanut variety,which was bred by sexual hybridization with Huayu No.51 as the female parent and Yunnan Silihei as the male parent in the Institute of Crop and Nuclear Technology Utilization of Zhejiang Academy of Agricultural Sciences.This variety has the outstanding characteristics of high and stable yield,good early maturity,strong disease resistance,black seed coat and slightly sweet taste.The average yield of pod and seed was 3 892.95 kg·hm-2 and 2 817.3 kg·hm-2,respectively,which were 30.37%and 36.27%higher than that of control variety Xiaojingsheng for two consecutive years from 2020 to 2021.Zheheitian No.1 has protein content of 27.1%,oil content of 45.8%,of which 76.9%is oleic acid content,and the ratio of oleic acid to linoleic acid(O/L)is 12.05.Zheheitian No.1 is resistant to leaf spot and bacterial wilt,and medium resistance to rust.The variety passed the national non-major crop variety registration in December 2023,and is suitable for spring and summer planting in Zhejiang areas of the middle and lower reaches of the Yangtze River ecological zone.
black peanutnew varietiesZheheitian No.1high oleic acid
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