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A COMPARATIVE ANALYSIS OF FIVE CROPLAND DATASETS IN AFRICA
Africa Land cover Cropland area Spatial location Accuracy
2018/5/15
The food security, particularly in Africa, is a challenge to be resolved. The cropland area and spatial distribution obtained from remote sensing imagery are vital information. In this paper, accordin...
玉米芯糖化微波与酸/碱联合预处理效果实验分析（Experiment Analysis on Pretreatment of Corn Cob Saccharification by Acid and Alkali Coordination with Microwave）
玉米芯 预处理 微波 酸碱
2010/12/28
采用微波和酸/碱预处理玉米芯，研究不同微波功率密度和时间对酸/碱预处理后秸秆糖化的影响。结果表明：微波/碱处理组中获得的还原糖平均为51.71mg，比对照提高了33.82%；微波/酸预处理组中，平均还原糖质量为8.76 mg。酸/碱预处理后进行微波处理，发酵液中的FPA酶活平均为2.23U/mL和10.90 U/mL，分别比对照提高17.26%和35.05%；CMC酶活平均为3.43 U/mL...
Development of a Mathematical Model Using Dimensional Analysis for Predicting the Friction Losses in Drip Irrigation Laterals with Cylindrical Type In-Line Emitters
Drip irrigation emitters friction loss mathematical model dimensional analysis
2009/1/13
This paper presents a prediction model developed using dimensional analysis for friction losses in drip irrigation laterals. Drip irrigation laterals with cylindrical type in-line emitters placed at d...
Performance Analysis of Collective Set-Move Lateral Sprinkler Irrigation Systems used in Central Anatolia
Sprinkler system Christensen uniformity coefficient Distribution uniformity Irrigation adequacy Central Turkey
2009/1/8
Performance assessment (PA) of irrigation and drainage systems has been an important area of research and debate in recent years. The present study was carried out to determine some performance parame...