牧草绿肥兼用型大豆新品种汾豆牧绿9号的选育及栽培技术

Breeding and Cultivation Techniques of a New Soybean Variety Fendoumulyu 9 for Forage and Green Manure

汾豆牧绿9号为山西农业大学经济作物研究所通过有性杂交、系统选育而成的牧草绿肥兼用型大豆,是以汾0612为母本,晋豆21为父本,杂交选育而成。2018年参加山西省牧草绿肥大豆区域试验,平均鲜草产量为53.980t·hm^(-2),较对照增产5.54%。2019年参加山西省牧草绿肥大豆生产试验,平均鲜草产量为44.834 t·hm^(-2),较对照增产5.55%。2020年通过山西省农作物品种委员会审定。汾豆牧绿9号植株半蔓生,出苗120 d左右可达最佳收获期,春播全生育期145 d以上。该品种鲜草产量大,生育期长,可适应于各种果园、草原、耕地轮休、矿山恢复等土地作绿肥使用和畜牧优质牧草生产种植。

Fendoumulyu 9 is a soybean variety with both grass and green manure,which was bred by the Institute of Economic Crops of Shanxi Academy of Agricultural Sciences through sexual hybridization and systematic breeding.Fen 0612 was used as female parent and Jindou 21 as male parent.In 2018,Fendoumulyu 9 participated in the regional test of grazing green soybeans in Shanxi Province,and the average fresh grass yield was 53.980 t·ha^(-1),which increased by 5.54%compared with the control.In 2019,Fendoumulyu 9 participated in the production experiment of green manure soybean in Shanxi Province,and the average fresh grass yield was 44.834 t·ha^(-1),which increased by 5.55%compared with the control.In 2020,it approved by Shanxi Crop Variety Association.Fendoumulyu 9 is semi-sprawling,and the best harvest period can be reached after 120 days of growth,and the whole growth period of spring sowing is over 145 d.This variety has a large yield of fresh grass and a long growth period,which can be used as green manure in various orchards,grasslands,rotation of cultivated land,restoration of mines,and production and planting of high-quality pasture for animal husbandry.