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页数 : 全部 1-5页 6-10页 11-20页 21页以上 - 确定

约有1,791,225篇,以下是第1-10篇

Determination of the Spectral Properties of Several Greenhouse Cover Materials and Evaluation

J. agric. Engng Res. (1998) 71, 193—202Article No. ag980310Determination of the Spectral Properties of Several Greenhouse Cover Materialsand Evaluation of Specif i c Parameters Related to Plant ResponseC. Kittas1; A. Baille21University of Thessaly, School of Agriculture, Crop and Animal Production, Pedion Areos, 38334 Volos, Greece; 2INRA, Unite deBioclimatologie, Site Agroparc, 84914 Avignon Cedex 9, France(Received 4 August 1997; accepted in revised form 25 March 1998)The spectral radiometric propertie...
上传时间:2016-11-22 页数:10 格式:PDF 浏览: 2

Determination of the Spectral Properties of Several Greenhouse Cover Materials and Evaluation

J. agric. Engng Res. (1998) 71, 193—202Article No. ag980310Determination of the Spectral Properties of Several Greenhouse Cover Materialsand Evaluation of Specific Parameters Related to Plant ResponseC. Kittas?; A. Baille??University of Thessaly, School of Agriculture, Crop and Animal Production, Pedion Areos, 38334 Volos, Greece; ?INRA, Unite deBioclimatologie, Site Agroparc, 84914 Avignon Cedex 9, France(Received 4 August 1997; accepted in revised form 25 March 1998)The spectral radiometric properties...
上传时间:2015-10-13 页数:10 格式:PDF 浏览: 0

The Effect of Several Service and Weathering Parameters on Tensile Properties of PVC Pipe Materials

The Effect of Several Service and Weathering Parameters on Tensile Properties of PVC Pipe Materials
上传时间:2016-10-04 页数:9 格式:DOC 浏览: 1

Low Temperature Spectral Properties of Several Pr3 Doped Borates under VUV Excitation

Low Temperature Spectral Properties of Several Pr3 Doped Borates under VUV Excitation
上传时间:2016-12-18 页数:4 格式:DOC 浏览: 6

SPECTRAL INTERFERENCE DETERMINATION SYSTEM SPECTRAL INTERFERENCE DETERMINATION PROGRAM AND SPE

SPECTRAL INTERFERENCE DETERMINATION SYSTEM SPECTRAL INTERFERENCE DETERMINATION PROGRAM AND SPE
上传时间:2023-08-19 页数:12 格式:PDF 浏览: 0

Quality evaluation of anti-drop properties of greenhouse cladding materials

Quality evaluation of anti-drop properties of greenhouse cladding materials
上传时间:2015-11-22 页数:7 格式:PDF 浏览: 0

Evaluation of optical properties and thermal performances of different greenhouse covering

Evaluation of optical properties and thermal performances of different greenhouse covering
上传时间:2015-09-01 页数:12 格式:PDF 浏览: 4

几种烤瓷冠材料性能的比较(Comparison of properties of several ceramic crown materials

几种烤瓷冠材料性能的比较(Comparison of properties of several ceramic crown materials
上传时间:2017-11-19 页数:9 格式:DOC 浏览: 1

Waveguide group velocity determination by spectral ...

Waveguide group velocity determination by spectral ...
上传时间:2016-02-29 页数:17 格式:PPT 浏览: 3

Evaluation of Organic Greenhouse Media

Evaluation of Organic Greenhouse Media
上传时间:2016-03-06 页数:2 格式:DOC 浏览: 2