Supaprastinto žemės dirbimo įtaka kukurūzų agrocenozei
The long-term stationary field experiment was carried out at the Experimental Station of the Aleksandras Stulginskis University (ASU) in 2012. Soil of field experiment was silty loam Luvisol (Calc(ar)i-Epihypogleyic Luvisol, LVg-p-w-cc(sc)). Climate of experimental site is subarctic, transitional ma...
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ftvytmagnusuniv:oai:portalcris.vdu.lt:20.500.12259/91993 2023-05-15T18:28:38+02:00 Supaprastinto žemės dirbimo įtaka kukurūzų agrocenozei Impact of reduced soil tillage on maize agrocenosis Baršauskas, Dovydas Romaneckas, Kęstutis LT 2016 p. 10-12 text/xml http://af.asu.lt/wp-content/uploads/sites/3/2017/01/AF-straipsniu-rinkinys-2016.pdf lt lit Jaunasis mokslininkas 2016 [elektroninis išteklius] : studentų mokslinės konferencijos pranešimų rinkinys, 2016 m. balandžio 14 d. / Aleksandro Stulginskio universitetas. Agronomijos fakultetas. Akademija, 2016 VDU02-000053481 http://af.asu.lt/wp-content/uploads/sites/3/2017/01/AF-straipsniu-rinkinys-2016.pdf Agronomija / Agronomy (A001) Straipsnis nerecenzuojamoje Lietuvos konferencijos medžiagoje / Article in non-peer-reviewed Lithuanian conference proceedings (P2c) 2016 ftvytmagnusuniv 2019-12-31T15:53:58Z The long-term stationary field experiment was carried out at the Experimental Station of the Aleksandras Stulginskis University (ASU) in 2012. Soil of field experiment was silty loam Luvisol (Calc(ar)i-Epihypogleyic Luvisol, LVg-p-w-cc(sc)). Climate of experimental site is subarctic, transitional maritime-continental. Average annual temperature is 6.2° C. The aim of the experiment was to establish the influence of reduced primary (in autumn) soil tillage on maize productivity. The plots of experiments were: 1. conventionally (23-25 cm) ploughed by mouldboard plough; 2. shallowly (12-15 cm) ploughed by mouldboard plough; 3. deeply (23-25 cm) tilled by chisel cultivator; 4. shallowly (12-15 cm) tilled by disc harrow; 5. no-till The most types of weed were found in the soil that was hoed shallowly (107,5 units/m-2), and the least types of weed were found in the soil that was hoed deeply (62,0 units./m-2). In the fields that were cultivated normally and shallowly – 78,8 and 85,0 or more than in the fields that were hoed deeply but less than in the fields that wee hoed shallowly. Perennial weed was found in the soil that was hoed shallowly and uncultivated. There was 13 times more weed of that kind, compared to the soil that was cultivated normally. Essential differences were found between repetitions. The mass of the short-lived weed was essentially the biggest in the soil that was hoed shallowly and uncultivated (144,7* g m-2 and 195,6** g m-2). The mass of weed in the fields that were cultivated normally was the least, only 41,2 g m-2. In the fields that were cultivated shallowly and hoed deeply, the mass of weed was almost twice bigger than in the case of an ordinary cultivating. It was observed, that, as the intensity of the main working of the soil decreased, the mass of perennial weed gradually increased, and it peaked in the fields that were hoed shallowly and uncultivated Vytauto Didžiojo universitetas Žemės ūkio akademija Other/Unknown Material Subarctic Vytautas Magnus University e-Publication Repository (VMU ePub) |
institution |
Open Polar |
collection |
Vytautas Magnus University e-Publication Repository (VMU ePub) |
op_collection_id |
ftvytmagnusuniv |
language |
Lithuanian |
topic |
Agronomija / Agronomy (A001) |
spellingShingle |
Agronomija / Agronomy (A001) Baršauskas, Dovydas Supaprastinto žemės dirbimo įtaka kukurūzų agrocenozei |
topic_facet |
Agronomija / Agronomy (A001) |
description |
The long-term stationary field experiment was carried out at the Experimental Station of the Aleksandras Stulginskis University (ASU) in 2012. Soil of field experiment was silty loam Luvisol (Calc(ar)i-Epihypogleyic Luvisol, LVg-p-w-cc(sc)). Climate of experimental site is subarctic, transitional maritime-continental. Average annual temperature is 6.2° C. The aim of the experiment was to establish the influence of reduced primary (in autumn) soil tillage on maize productivity. The plots of experiments were: 1. conventionally (23-25 cm) ploughed by mouldboard plough; 2. shallowly (12-15 cm) ploughed by mouldboard plough; 3. deeply (23-25 cm) tilled by chisel cultivator; 4. shallowly (12-15 cm) tilled by disc harrow; 5. no-till The most types of weed were found in the soil that was hoed shallowly (107,5 units/m-2), and the least types of weed were found in the soil that was hoed deeply (62,0 units./m-2). In the fields that were cultivated normally and shallowly – 78,8 and 85,0 or more than in the fields that were hoed deeply but less than in the fields that wee hoed shallowly. Perennial weed was found in the soil that was hoed shallowly and uncultivated. There was 13 times more weed of that kind, compared to the soil that was cultivated normally. Essential differences were found between repetitions. The mass of the short-lived weed was essentially the biggest in the soil that was hoed shallowly and uncultivated (144,7* g m-2 and 195,6** g m-2). The mass of weed in the fields that were cultivated normally was the least, only 41,2 g m-2. In the fields that were cultivated shallowly and hoed deeply, the mass of weed was almost twice bigger than in the case of an ordinary cultivating. It was observed, that, as the intensity of the main working of the soil decreased, the mass of perennial weed gradually increased, and it peaked in the fields that were hoed shallowly and uncultivated Vytauto Didžiojo universitetas Žemės ūkio akademija |
author2 |
Romaneckas, Kęstutis |
format |
Other/Unknown Material |
author |
Baršauskas, Dovydas |
author_facet |
Baršauskas, Dovydas |
author_sort |
Baršauskas, Dovydas |
title |
Supaprastinto žemės dirbimo įtaka kukurūzų agrocenozei |
title_short |
Supaprastinto žemės dirbimo įtaka kukurūzų agrocenozei |
title_full |
Supaprastinto žemės dirbimo įtaka kukurūzų agrocenozei |
title_fullStr |
Supaprastinto žemės dirbimo įtaka kukurūzų agrocenozei |
title_full_unstemmed |
Supaprastinto žemės dirbimo įtaka kukurūzų agrocenozei |
title_sort |
supaprastinto žemės dirbimo įtaka kukurūzų agrocenozei |
publishDate |
2016 |
url |
http://af.asu.lt/wp-content/uploads/sites/3/2017/01/AF-straipsniu-rinkinys-2016.pdf |
op_coverage |
LT |
genre |
Subarctic |
genre_facet |
Subarctic |
op_relation |
Jaunasis mokslininkas 2016 [elektroninis išteklius] : studentų mokslinės konferencijos pranešimų rinkinys, 2016 m. balandžio 14 d. / Aleksandro Stulginskio universitetas. Agronomijos fakultetas. Akademija, 2016 VDU02-000053481 http://af.asu.lt/wp-content/uploads/sites/3/2017/01/AF-straipsniu-rinkinys-2016.pdf |
_version_ |
1766211191703601152 |