stored grain safety 储粮安全
grain safety control system 粮食安全控制体系
grain ration safety 口粮安全
grain quality safety 粮食质量安全
grain production safety 粮食生产安全
Grain quality and safety 粮食质量安全
The feasibility of ergosterol as an index to estimate grain safety degree was discussed in this thesis.
探讨了麦角甾醇作为评价粮食质量安全指标的可行性。
This paper holds that the grain safety dependence on domestic production is limited in view of the scare water and land resources and the high cost of grain safety in China.
基于我国土地和水资源状况和我国农业投入成本和效益分析，我国未来粮食的自我保证能力有限。
Establishment and application of grain production safety index.
粮食生产安全指数建立及应用。
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