By the field investigation and experimental measurement, the standing crops and water conservation capacity of litter in different bamboo forests of Changning County, Sichuan Province, were studied.
采用野外实地调查和室内实验相结合的方法，研究了长宁县不同类型竹林的凋落物及其蓄水能力。
For those crops that are still standing, finding water for irrigation is a top priority.
对于那些还立着的庄稼，寻找灌溉的水是优先考虑的事。
For example, it was a long-standing practice among local farmers to dig what they called zai—shallow pits that collected and concentrated scarce rainfall onto the roots of crops.
举例来说，在长期实践中，当地农夫发明了一种方法：挖掘出浅地坑种植农作物，这种被当地人称作“zai”的浅地坑同时也可以收集与存储稀少的雨水以灌溉农作物。
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