Grain Crops and Storage in Yan State During the Spring and Autumn Period and the Warring States Period
During the Spring and Autumn Period and the Warring States Period,the Yan state attached great importance to the production of grain crops and became a famous dry farming area,where dry crops were mainly planted.Millet,broomcorn and beans were the main grain crops,while wheat,hemp and so on were in a subordinate position.The planting of grain crops had obvious regional differences in the Yan state,which fully reflected the principle of adapting to local conditions.The people of Yan used stone pestle,mortar,grinding disc and grinding rod to peel and husk grains,and stone mills were probably used in the Warring States period.The storage methods of grain in the Yan state were varied and the storage technologies were relatively su-perior,mainly through castles,cellars and granaries for large-scale storage,and containers were mostly used for temporary stor-age.Youlin was an important organization for grain storage and management in the Yan state which also had the function of mak-ing utensils.Situ was most possibly in charge of agriculture in Yan state,and there were officials under Situ who directly man-aged granaries.The diversification of grain crops and large-scale grain storage became an important means of preparing for famine and war.
the Spring and Autumn Period and the Warring States PeriodYan stategrain cropsgrain processingstorage and management