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pro vyhledávání: '"齐雁冰 Qi Yanbing"'
Publikováno v:
Acta Ecologica Sinica. 33:554-564
Soil available nutrients play important roles in ensuring high,stable yields and avoiding water eutrophication.In this study,the spatiotemporal variation of soil available nitrogen(AN),phosphorus(AP) and potassium(AK) was studied in Heyang County of