REMOTE DETECTION OF BIOLOGICAL STRESSES IN PLANTS WITH INFRARED THERMOMETRY

被引:70
作者
PINTER, PJ
STANGHELLINI, ME
REGINATO, RJ
IDSO, SB
JENKINS, AD
JACKSON, RD
机构
[1] AMSTAR CORP,DIV SPRECKELS SUGAR,CHANDLER,AZ 85224
[2] UNIV ARIZONA,TUCSON,AZ 85721
关键词
D O I
10.1126/science.205.4406.585
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Green leaves of mature sugar beets infected with Pythium aphanidermatum and cotton infected with Phymatotrichum omnivorum had midday radiant leaf temperatures 3° to 5°C warmer than adjacent plants with no sign of disease. The temperature difference persisted under varying conditions of soil moisture and could be used to detect biological stress imposed by these soilborne root-rotting fungi. Copyright © 1979 AAAS.
引用
收藏
页码:585 / 586
页数:2
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