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今年三月,中国科学院土壤队与北京土壤学师生共40多人,参加帮助河北省河間县土壤普查工作。从开始試点到资料整理结束历时一个月。作出了土壤图、规划图、深耕改土图、土壤含速效氮图、土壤含速效磷图、土壤含速效鉀图、利用现狀图以及各种图幅的说明書?渭恿t众性土壤普查鑑定工作,对我們来說还是初次嚐試。今將我们参加这次工作的体会談談:
In March this year, the Soil Science Team of the Chinese Academy of Sciences and a total of more than 40 soil pedagogues from Beijing participated in the work of helping the Hejian County soil survey in Hebei Province. From the beginning of the pilot to the end of the data lasted one month. Made soil map, plan map, deep plowing map, soil with available nitrogen map, soil with available phosphorus map, soil with available potassium map, the use of map and a variety of map instructions? Census identification work, for us is still the first attempt. Today we will participate in the work experience to talk about: