搜索结果: 1-3 共查到“农学总论 stand”相关记录3条 . 查询时间(0.053 秒)
Effects of Stand Reduction Applied at Different Plant Growth Stages on the Yield and Yield Components of Components of Sunflower
Different Plant Growth Stages Yield Components of Sunflower
2009/1/16
The aim of this tudy was to determined the effects of stand loss applied at different growth stages on the yield and yield components of sunflower. The research was conducted during two-years (1994-19...
An automatic time domain reflectometry device to measure and store soil moisture contents for stand-alone held use
Time Domain Reflectometry TDR field device data logging soil moisture content
2008/11/26
A field setup was developed to measure soil moisture content on ten different positions using the Time Domain Reflectometry (TDR) technique. The setup has been designed to meet specific field demands...
A REVIEW ON NATURAL STAND DYNAMICS IN BEECHWOODS OF EAST CENTRAL EUROPE
Fagus sylvatica forest dynamics virgin forest
2010/3/23
This paper aims to present a review on the natural stand dynamics as recorded in ‘virgin’ and other untreated beech forest reserves in East Central Europe. This information can contribute to defining ...