| 释义 |
Olsen P
基本例句
全氮
The content ofOlsen P, Bray-1 P, Mehlich-lP and extractable P with 0.01 mol/L CaCl2 and H2O were very high and exceeded crop needs.O-P比例降低;Ca-P比例基本一致; 土壤Olsen P、Bray-1 P、Mehlich-1 P、0.;01mol/L CaCl_2和H_2O提取的磷含量相当高;
The results show that soil total P , inorganic P, organic P,Olsen Pand Bray P are high in MNPK, 1.5 , MNPK and M treatments, followed by NP, PK, NPK, and SNPK treatments, and low in the treatments without P .结果表明 :长期施磷 ;特别是磷肥和有机肥配合施用能明显提高土壤全磷 、无机磷、有机磷、Olsen- P和 Bray- P含量 .
Spore density of AMF in the heavy metal contaminated soil was affected mainly by the general pollution index and soil pH according to the results of SEPWISE analysis with soil pH, organic matter,Olsen Pand general pollution index.对土壤pH值、有机质、重金属综合污染指数及土壤有效P与AMF抱子密度进行多元回归分析，结果表明重金属综合污染指数和土壤pH值是影响AMF袍子密度的重要因素。 |