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AGRICULTURAL COVERING MATERIAL
专利权人:
Takeshi Tsuda;Taro Ichikawa
发明人:
Taro Ichikawa,Takeshi Tsuda
申请号:
US14237506
公开号:
US20140173981A1
申请日:
2012.08.08
申请国别(地区):
US
年份:
2014
代理人:
摘要:
The purpose of the present invention is to provide an agricultural covering material which has a high light transmittance so that it accelerates the growth of crops and has visual confirmation properties to the inside thereof for cultivators, which has a good growth acceleration effect due to heat retention of soil temperature, can suppress ingress of excess amounts of rainwater, has excellent evenness such as a low unevenness in strength and effective prevention of harmful insects which will fly and gather, and which has proper air-permeability. The agricultural covering material of the present invention includes a nonwoven fabric laminate having (i) a light transmittance of 80% or more, (ii) an air-permeability of 50 to 400 cm3/cm2/sec and (iii) a basis weight of 10 to 30 g/cm2.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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