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RECORD NUMBER: 72 OF 72

Main Title Yield Response Curves of Crops Exposed to SO2 Time Series.
Author Male, L. ; Preston, E. ; Neely, G. ;
CORP Author Corvallis Environmental Research Lab., OR.
Year Published 1983
Report Number EPA-600/J-83-205;
Stock Number PB84-197540
Additional Subjects Forest trees ; Growth ; Exposure ; Sulfur dioxide ; Yield ; Statistical data ; Pollution ; Reprints ; Environment protection
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NTIS  PB84-197540 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 6p
Abstract Six species (alfalfa, onion, lettuce, radish, red clover, Douglas fir) were exposed in field growth chambers to both constant concentration and stochastic S02 time series. Yield response curves were generated with median concentrations ranging from 0 to 20 pphm. Constant concentration treatments were found to underestimate yield loss compared with the pollutant time series treatments. An heuristic model of plant assimilation of SO2 is presented to explain this result.
Supplementary Notes Pub. in Atmospheric Environmental, v17 n8 p1589-1593 1983.
NTIS Title Notes Journal article.
Title Annotations Reprint: Yield Response Curves of Crops Exposed to SO2 Time Series.
PUB Date Free Form 1983
Category Codes 2F; 13B; 48D; 68
NTIS Prices PC A02/MF A01
Primary Description 600/02
Document Type NT
Cataloging Source NTIS/MT
Control Number 423020796
Origin NTIS
Type CAT