Researchers use phytolith to study past agricultural practices.

研究人员使用植硅体来研究过去的农业实践。

Many agricultural practices are based on principles of pedology.

许多农业实践基于土壤学的原理。

Scientists study nitrification to improve agricultural practices.

科学家研究硝化作用以改进农业实践。

Advances in phytochemistry can lead to better agricultural practices.

植物化学的进步可以带来更好的农业实践。

Agricultural practices have evolved significantly over the past century.

农业实践在过去一个世纪中发生了显著变化。

Biotechnology can help in developing sustainable agricultural practices.

生物技术可以帮助发展可持续的农业实践。

Understanding ecology is crucial for developing sustainable agricultural practices.

理解生态学对于发展可持续农业实践至关重要。

Lifestyles and agricultural practices would likely need to change to accommodate many tribes on more fragile land.

生活方式和农业生产模式都必须加以改变，以适应更多的部族和更少的耕地这一现实。

Promptly switching to low-carbon energy sources, curtailing land clearing and revolutionizing agricultural practices are crucial to making human life on Earth more sustainable

要想人类继续生存下去，尽快更换低碳能源，减少土地开垦以及农业改革这些措施势在必行。

Therefore, in agricultural practices, the differences in the nutrient contents of straw due to different fertilization should be considered when the straw was to be added into soil.

各处理土壤微生物生物量碳、氮含量因培养时期不同而异。因此，生产中利用秸秆时应考虑不同施肥处理秸秆养分含量的差异。