搜索结果: 1-13 共查到“农学 Comparing”相关记录13条 . 查询时间(0.078 秒)
Modelling and Comparing Shading Effects of 3D Tree Structures with Virtual Leaves
shadow model TLS LiDAR agroforestry QSM Prunus avium insolation shade cast
2023/12/6
Reduced solar radiation brought about by trees on agricultural land can both positively and negatively affect crop growth. For a better understanding of this issue, we aim for an improved simulation o...
Comparing productivity-cost of roadside processing system and road side chipping system in Western Australia
productivity cost road side chipping road side processing productivity model feller-buncher skidder
2015/4/24
This research compared roadside chipping and road side processing systems. Two sites planted with Eucalyptus globulus were selected to study these harvesting systems. A time and motion study was appli...
Comparing physiological responses of two dominant grass species to nitrogen addition in Xilin River Basin of China
Light response curve Photosynthetic characteristics δ13C Nitrogen use efficiency (NUE) Leymus chinensis Stipa grandis
2015/2/4
The two dominant species, Leymus chinensis and Stipa grandis have different distribution area in the Xilin River Basin:relatively wet and fertile for L. chinensis and dryer and leaner for S. grandis. ...
A study comparing the performance of bamboo mat corrugated board with other corrugated boards
bamboo mat other corrugated boards
2014/5/7
The physical-mechanical performances of four kinds of corrugated roofing boards (bamboo, plastic, asbestos and steel) have been determined in the paper. The performance of the bamboo mat corrugated bo...
Comparing alternative methods for conjoint analysis: A case of tomatoes in the German market
Conjoint analysis vegetables consumer preferences
2011/1/13
Conjoint analysis is a multi-attribute, decompositional and analytical method for estimating the consumer’s preference structure from a global evaluation of a set of alternatives on the basis of a ser...
Use of tree leaf as mulch comparing with conventional mulch for irrigation water saving in tomato production
Senna siamea leaf rice straw cumulative pan evaporation (CPE) tomato yield fruit quality
2009/3/12
Tomato is cultivated during the dry winter season in Bangladesh with scarce rainfall. Poor farmers can not afford enough money to apply irrigation as well as other costly inputs. Conventionally, rice...
Evaluation of Pesticide Effects on Microbial Communities in a Paddy Soil Comparing with That Caused by Soil Flooding
paddy soil Biolog microbial community structure carbon substrate utilizing activity risk assessment of pesticide
2009/3/7
The effect of a herbicide Zark D51 (ZD, 4.5% daimuron and 0.51% bensulfuron methyl) powder and a fungicide Fuji-One Moncut (MC, 12.0% isoprothiolane and 7.0% flutolanil) powder on microbial communit...
New promises, new possibilities? Comparing community forestry in Canada and Mexico
British Columbia community-based ecosystem management community forestry Mexico
2009/2/11
Th e popularity of community-based natural resource management has grown both within British
Columbia’s forests and around the world. It is oft en assumed that increased local control of resources wi...
Comparing Yield and Yield Components of Some Selected Poppy（Papaver somniferum L）Lines
Yield Yield Components Selected Poppy (Papaver somniferum L.) Lines
2009/1/15
The aim of this study is to select desirable poppy lines introduced from different regions in terms of plant and agricultural characteristics. In the study, morphological and phenological observations...
Comparing Tillage Techniques by Using a New Infiltration Method Fatih TOPALOĞLU
Comparing Tillage Techniques New Infiltration Method
2009/1/15
A one-year field trial in Italy was carried out for comparing tillage systems such as 50 cm chiselling (CH), 40 cm plow-till (PT40) and 20 cm plow-till (PT20) according to results of a new developed i...
Comparing Cotton Evapotranspirations Estimated by Micrometeorological and Water Budget Methods
Micrometeorology Water Budget Evapotranspiration Cotton
2009/1/14
This study aimed at comparing actual water consumption of cotton obtained by the water balance method under full and limited irrigation conditions, with that estimated by a micrometeorological method ...
Comparing the Performances of Real-Time Kinematic GPS and a Handheld GPS Receiver under Forest Cover
Forest inventory GPS Differential GPS KOF
2009/1/12
In forestry, to facilitate re-finding, especially permanent sample plots or some sample points in forest inventory for control, precise position information is needed. Various techniques are used to i...
Comparing Neural Networks, Linear and Nonlinear Regression
Artificial neural networks bulk density cone index regression models water content
2009/1/8
Penetration resistance (PR) is an important property of soils, and can be expressed as cone index (CI). Because of high variability, there are no accurate and representative PR data in most cases. Va...