低丘红壤南酸枣与花生复合系统种间水肥光竞争的研究——Ⅳ.南酸枣与花生利用N素养分探析

Competition of water,fertilizer and light between Choerospondias axillaries trees and peanut in the low hilly land of red soil —Analysis on using rate of N of Choerospondias axillaries trees and peanut

摘要: 用¹⁵N研究了花生与南酸枣复合系统中两者N素利用率及其对产量与生物量的影响，并分析了N素养分在水肥光竞争诸因子中的作用。

Abstract: Using rate of N by ¹⁵N tracer isotope and the influence on the yield and biomass of Choerospondias axillaries trees and peanut in their agroforestry system are studied and the function of N nutrient is analyzed in the competition of various factors such as light energy,water,N nutrient.