甘南县

PPC模型在甘南县节水灌溉模式优选中的应用

Application of PPC Model in the Mode Optimization of Water-Saving Irrigation in Gannan County

甘南县城镇区域环境噪声标准区域划分

Dividing Environmental Noise Standard Region in Town Area of GanNan County

甘南县低产土壤的特点及改良技术

Features and Improvement Measure of Low Yield Soil in Gannan Country

甘南县林木检疫害虫初步研究

Preliminary Studies on Forest Quarantine Insect Pest in Gannan County

甘南县甜菜病害调查

The investigation of Sugarbeet Diseases in Gannan County

主要研究成果如下：（1）在遵循评价指标体系建立的程序、方法和原则的基础上建立甘南县农业干旱评价指标体系。

Main results are as follows : ( 1 ) On the basis of procedures , methods and principles of evaluation index system established agricultural drought evaluation index system in Gannan area .

本文以甘南玛曲县典型的亚高山草甸为研究对象，一方面，在甘南州玛曲县典型高寒草甸区，不同利用频次下草地初级生产力基本特征的变化进行了研究。

In this paper , changes of basic characteristics of grassland primary productivity under different utilizing frequencies were studied at a typical alpine meadow in maqu county , Gansu province .