EFFECT OF RICE STRAW BURNING ON SOIL TEMPERATURE REGIME

In spite of the existing bans of rice straw burning, that have objective reasons (lack of technical means for mincing and plowing of straw) during the whole period of domestic production, this way of rice straw utilization remains the only possible one. However, the short-term and long-term conseque...

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Main Authors: V. A. Ladatko, М. A. Ladatko
Format: Article
Language:Russian
Published: Federal State Budgetary Scientific Institution “Agricultural Research Center “Donskoy”" 2018-06-01
Series:Зерновое хозяйство России
Subjects:
Online Access:https://www.zhros.online/jour/article/view/310
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author V. A. Ladatko
М. A. Ladatko
author_facet V. A. Ladatko
М. A. Ladatko
author_sort V. A. Ladatko
collection DOAJ
description In spite of the existing bans of rice straw burning, that have objective reasons (lack of technical means for mincing and plowing of straw) during the whole period of domestic production, this way of rice straw utilization remains the only possible one. However, the short-term and long-term consequences of the methods of removing of the grain part of the yield from the fields remain unsolved. The article has presented the data about the change of soil temperature regime during rice straw burning. The researches carried out in ‘Maryanskoe’ (Krasnoarmeysky region, Krasnodar Area) showed that burning of 8.2-9.3 tons of straw per ha increases soil temperature up to 590-630°С. The speed of temperature increase is of 470°С a minute, in some periods it is more than 50°С a second. The subsequent decrease of temperature runs more smoothly, after 130°С (in the period of smoldering ash) it decreases slower. However, even such high temperatures do not heat soil more than 25°С at the studied depths. Even in the upper layer of the soil (0-2 cm) the humus does not burn, and on the surface of the soil there is incompletely burnt debris of stalks, fine particles of straw and husk. Increase of the depth from the surface of soil the response to the temperature stress was more continuous, and the temperature increase itself was less noticeable. On the depth of 4,6,8 and 10 cm the maximum heat of the soil was 3.1-3.9, 2.0-2.2, 1.1-1.2 and 0.2-0.3°С respectively.
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spelling doaj-art-dfab543fbf8a4408bef36591c91619dc2025-08-20T03:19:06ZrusFederal State Budgetary Scientific Institution “Agricultural Research Center “Donskoy”"Зерновое хозяйство России2079-87252079-87332018-06-01024952309EFFECT OF RICE STRAW BURNING ON SOIL TEMPERATURE REGIMEV. A. Ladatko0М. A. Ladatko1FSBSI All-Russian Research Institute of RiceFSBSI All-Russian Research Institute of RiceIn spite of the existing bans of rice straw burning, that have objective reasons (lack of technical means for mincing and plowing of straw) during the whole period of domestic production, this way of rice straw utilization remains the only possible one. However, the short-term and long-term consequences of the methods of removing of the grain part of the yield from the fields remain unsolved. The article has presented the data about the change of soil temperature regime during rice straw burning. The researches carried out in ‘Maryanskoe’ (Krasnoarmeysky region, Krasnodar Area) showed that burning of 8.2-9.3 tons of straw per ha increases soil temperature up to 590-630°С. The speed of temperature increase is of 470°С a minute, in some periods it is more than 50°С a second. The subsequent decrease of temperature runs more smoothly, after 130°С (in the period of smoldering ash) it decreases slower. However, even such high temperatures do not heat soil more than 25°С at the studied depths. Even in the upper layer of the soil (0-2 cm) the humus does not burn, and on the surface of the soil there is incompletely burnt debris of stalks, fine particles of straw and husk. Increase of the depth from the surface of soil the response to the temperature stress was more continuous, and the temperature increase itself was less noticeable. On the depth of 4,6,8 and 10 cm the maximum heat of the soil was 3.1-3.9, 2.0-2.2, 1.1-1.2 and 0.2-0.3°С respectively.https://www.zhros.online/jour/article/view/310ricestrawsoil temperaturehumus
spellingShingle V. A. Ladatko
М. A. Ladatko
EFFECT OF RICE STRAW BURNING ON SOIL TEMPERATURE REGIME
Зерновое хозяйство России
rice
straw
soil temperature
humus
title EFFECT OF RICE STRAW BURNING ON SOIL TEMPERATURE REGIME
title_full EFFECT OF RICE STRAW BURNING ON SOIL TEMPERATURE REGIME
title_fullStr EFFECT OF RICE STRAW BURNING ON SOIL TEMPERATURE REGIME
title_full_unstemmed EFFECT OF RICE STRAW BURNING ON SOIL TEMPERATURE REGIME
title_short EFFECT OF RICE STRAW BURNING ON SOIL TEMPERATURE REGIME
title_sort effect of rice straw burning on soil temperature regime
topic rice
straw
soil temperature
humus
url https://www.zhros.online/jour/article/view/310
work_keys_str_mv AT valadatko effectofricestrawburningonsoiltemperatureregime
AT maladatko effectofricestrawburningonsoiltemperatureregime