1 edition of Effects of simulated sulfuric acid rain on crop plants found in the catalog.
Effects of simulated sulfuric acid rain on crop plants
by Agricultural Experiment Station, Oregon State University in Corvallis, Or
Written in English
|Statement||[C.J. Cohen, L.C. Grothaus, and S.C. Perrigabn].|
|Series||Special report -- 619., Special report (Oregon State University. Agricultural Experiment Station) -- 619.|
|Contributions||Cohen, Cynthia Joy., Grothaus, L. C., Perrigan, Shelton C., Oregon State University. Agricultural Experiment Station.|
|The Physical Object|
|Pagination||53 p. :|
|Number of Pages||53|
To determine the possible microbiological changes in soil resulting from acid rain, columns containing samples of forest soils were leached with either a continuous application of cm of simulated acid rain (pH –) at 5 cm/hour or an intermittent ‐hour application of cm of simulated acid rain twice weekly for 19 weeks. This study was undertaken in an effort to help determine the effects of acid rain on corn and soybean growth and production. Two corn (Zea mays L.) and two soybean (Glycine max L.) cultivars were exposed to six simulated rain acidity levels throughout the and growing seasons.
A study was undertaken to determine the relative sensitivity of major U.S. crops to sulfuric acid rain. Plants were grown under controlled environmental conditions and exposed to simulated acid rain of three sulfuric acid concentrations (pH , , ) or to a control rain (pH ). Injury to foliage and effects on yield were common responses to acid rain. Simulated acid rain of pH and pH 2 (tapwater acidified with a molar ratio of sulfuric:nitric acids) is sprayed onto the above-soil foliage of 10 day old seedlings once daily to completely wet the foliage and moisten the soil surface for a total of 19 daily applications in
By Bert Markgraf Acid rain affects plants directly and decreases soil quality to reduce yields from agriculture. Its effects are particularly severe in locations near sources of sulfur dioxide . sulfuric and nitric acids, which fall to the earth in rain and snow. The effects of acid precipitation in lakes have been measured and some evidence exists that it has contributed to the decline of American and European forests. Long-term effects on plants and soils have not .
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EFFECTS OF SIMULATED SULFURIC ACID RAIN ON CROP PLANTS C.J. Cohen, L.C. Grothaus, and S.C. Perrigan INTRODUCTION Acid precipitation has been identified as a major environmental concern. This study was designed to reveal patterns of response of major United States crops to sulfuric acid rain.
Potted plants were grown in field chambers and exposed to simulated sulfuric acid rain (pHor ) or to a control rain (pH ). Acid rain induces visible lesion injury on plant shoots and on other tissues. It also destroys epicuticular wax; reduces photosynthetic rate and chlorophyll contents.
Acid rain in plants can considerably reduce plant height, number of leaves, fresh and dry weight contents. The objective of the study was to evaluate the effect of simulated acid rain on the growth performance of Wheat and Oat : Shamaila Qasim, Mumtaz Hussain.
Most results with simulated acid-rain exposure experiments have suggested that rain acidity below pH could induce direct or indirect deleterious effects on crops and other herbaceous plants, with visible injury development and reductions in growth and yield; however, plants show different sensitivities to acidity below pH in terms of visible acute injury or reductions in growth and Cited by: 3.
Potted plants were grown in field chambers and exposed to simulated sulfuric acid rain (pHor ) or to a control rain (pH ). At harvest, the weights of the marketable portion, total aboveground portion and roots were determined for 28 by: Cole crops. Since adverse effects on marketable yield occurred only under the most acid conditions, this group was considered to be only slightly sensitive to acid rain.
Acid treatments of pH and pH caused foliar injury of broccoli and cauliflower. Cabbage Cited by: The simulated acid rain has also caused reduction in plant growth and yield of field corn, green pepper, tomato etc [11,12, 13, 7,4].
The adverse effects of acid rain include chlorosis, necrosis. Abstract. Soybean seedlings (Glycine max) grown in a glasshouse were exposed to simulated acid rain using a solution of deionized water containing sulfate, nitrate and chloride in concentrations and proportions equivalent to those in ambient rain water.
Plants were subjected to acid rain treatment twice a week during the growing season, for a 1 hr period at a rate of 5 mm hr−1.
What effect rainfall of low pH may have on this process is at present unknown, as previous leaching studies3 have used distilled water at pH 6–7. Effect of simulated acid rain on. Three species of crops, radish, spinach and bush bean, were exposed to simulated acid rain at pH (control) to throughout their growing periods.
Plants were subjected to acid rain treatment three times a week, for one hour with 10mm of precipitation at a time. simulated acid rain enhanced the crops’ growth and yield, many of them still featured some kind of foliar injury. Evans et al () observed the effects of simulated acid rain, at varying pH levels of,and on yields of radish, garden beet, kidney bean, and alfalfa.
Evans et al () found no significant difference in the. o3 55 \o Vie Effects of Simulated Sulfuric and Sulfuric-Nitric Acid Rain on Crop Plants: Results of Crop Survey tN4 r OR Special Report LIMN November These results corroborate the findings of Kim (), who examined the effects of artificial acid rain (pH, and ) on seed germination of far species and found that germination of Pinus densiflora was highest in pH whereas germination in Alianthus altissima was highest in control and that of Magnolia sieboldi in acid rain of.
Sulfuric Acid Rain Effects on Crop Yield and Foliar Injury. pollutants Potato pots present productivity Radish 4 Radish Ratio Research response root crops Ryegrass sensitive showed Significant effect simulated rain simulated sulfuric acid soil Soybean stimulatory Strawberry suggest sulfuric acid rain Table Sulfuric Acid Rain Effects on.
Effects of simulated sulfuric acid rain on crop plants. Abstract. Published May Facts and recommendations in this publication may no longer be valid. Topics: Crops -- Effect of acid precipitation on, Acid rain.
Publisher: Corvallis, Or.: Agricultural Experiment Station, Oregon State University. Year: OAI identifier: oai. c_o p• Effects of Simulated Sulfuric Acid Rain on Crop Plants.
Abstract. Since relatively little is known about the effects of acid precipi-tation on growth and productivity of crop plants, a crop survey was initi-ated to study effects of H 2SO 4 rain simulants on growth, yield, and quality of selected crops which were chosen to.
To investigate impacts of simulated acid rain (SAR) on crops in north China, wheat samples were sprayed in pot experiments during their vegetative and reproductive growth periods with a range of SAR solution at pH,and deionized water (the control) by measurement of fresh & dry weights and leaf area of the plants.
Title:Effects of simulated sulfuric acid rain on yield, growth, and foliar injury of several crops. Effects of simulated sulfuric acid rain on yield, growth, and foliar injury of several crops. In most of the studies, no effects of simulated acid rain on the growth of agricultural crops and tree seedlings were reported when the pH of the applied solution exceeded a value of Therefore, significant effects on agricultural crops and tree seedlings at current ambient levels of acid rain (pH ) are unlikely.
The effects of simulated acid rain (SAR) on germination and early seedling growth of five species were studied. Two treatments of SAR were given pH and while deionized distilled water served as control.
SAR treatment at both the pH decreased the rate as well as the final germination percentage of Clitorea ternatea L. Germination of Senna holosericea (Fresen.). Abstract This study was designed to reveal patterns of response of major United States crops to sulfuric acid rain.
Potted plants were grown in field chambers and exposed to simulated sulfuric acid rain (pHor ) or to a control rain (pH ).
At harvest, the weights of the marketable portion, total aboveground portion and roots were determined for 28 crops.Biotic interactions between plants and microorganisms have the potential to be affected by acidic precipitation.
I examined the effect of simulated sulfuric acid rain on the mutualism between a perennial forage grass (Festuca arundinacea) and a fungal endophyte (Acremonium coenophialum). Acid water was supplied as mists sprayed onto leaf surfaces or as water added to the soil for two groups in.the exposure of various crop plants to acid rain and its ultimate effects on p lant growth and reproduction and draws attention for development of plant ty pes suited to acid rain affected lands.