1) agricultural and animal husbandry production systems
农牧业生产系统
1.
Research on agricultural and animal husbandry production systems in cropping and pastoralism transition zone of northern China;
北方农牧过渡带典型地区农牧业生产系统分析
3) agriculture-stock production
农牧业生产
1.
A set of basic data for agriculture-stock production was acquired through careful integration and analysis of existing material from different sources such as various statistic departments of the governments and scientific studies.
以奈曼旗为例,根据农牧业生产综合模型对农牧业生产的主要方面进行了分析。
4) farmer household agro-ecosystem
农牧户农业生态系统
5) agricultural production system
农业生产系统
1.
To explore new prediction methods of macro agricultural production system, one method of modeling the prediction of agricultural production based on BP (back propagation) model is established.
为探索宏观农业生产系统预测的新方法 ,构建了基于人工神经网络的预测模型 ,利用 1994— 2 0 0 3年的气象、经济、生产、投入、技术、价格各方面的数据对我国粮食生产进行了拟合分析 ,并预测了 2 0 0 4年粮食总产 ,预测的结果为 4 6 12 5 4 6万t。
2.
The common trend of the productuin system is overviewed compared with the agricultural production system.
评述了工业生产系统及其随着各种相关高技术的进展而带来的变化 ,在与农业生产系统比较后 ,纵览了生产系统的一般发展趋势 ,在此背景评述的基础上 ,描述了大学的作用 ,并对社会在 2 1世纪需要何种类型的大学毕业生提出了见
6) agricultural system productivity
农业系统生产力
1.
This paper analyzed the reason of land degradation and ecological depravation, and put forward that, the key of ecological restoration and reconstruction is to enhance agricultural system productivity, as a result, to boost the restoration of ecosystem s functions and the reconstruction of reasonable st.
分析了吉林西部土地退化和生态环境恶化的原因,指出该地区生态恢复重建的关键在于努力提高农业系统生产力,促进系统功能的恢复与合理结构的重建。
补充资料：连队业余生产(见军队农副业生产)
连队业余生产(见军队农副业生产)
company sparetime production
liQndui yeyu ShengehQn连队业余生产(c。mpa。y、pare‘imeproduction)见军队农副业生产。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条