采样部位

苎麻营养诊断最佳采样部位与采样时期

Optimum sampling position and sampling stage for nutrition diagnosis of ramie

叶脉采样的代表部位为叶片与叶主脉的连接带和采用混合样分析的可行性。

The sampling part was in the connective zone between midrib and blade .

首先，通过详细分析柱样沉积物粒度变化，并结合各采样点地貌部位和潮水位确定各个柱样的沉积微相。

We examined firstly the sediment grain size in detail to distinguish micro-facies of tidal flat in each core with help of the morphologic location and tidal level at the core site .

并根据研究结果初步确定了柿树叶分析的采样时期和采样部位。

The sampling period and location for leaf-analysis of persimmon tree were determined preliminarily according to the results .

目的了解粪便处理池粪稀采样的方式及部位对卫生学评价结果的影响。

Objective To understand the influence of the feces sampling mode and site to the results of hygienic evaluation .