Paper · 2021 · АгроЭкоИнфо

Assessment of precursors and terms of tillage for soybeans by plant productivity in the Amur region

Alexej Nemykin; Elena Zakharova; Evgeniya Tuaeva

6
claims
6
verbatim quotes
0
citations
1
research areas
—
Not open access

Abstract

Soybean cultivation is the basis of agriculture in the Amur region. The area of soybean sowing is more than 74%, which leads to repeated sowing of soybeans and does not allow to fully realize the potential of cultivated varieties. The choice of predecessors and terms of tillage will increase the efficiency of soybean production in the region. The article presents the results of field ex-periments in the production conditions of agricultural enterprises of the Amur region. Plowing of perennial grasses in the first decade of July provides the highest yield of soybeans sown after perennial grasses. 24% more than plow-ing in the first decade of August. The tillage after perennial grasses to a depth of 12-14 cm with the BDM-8 discator and to a depth of 14-16 cm with the Morris cultivator can increase soybean yields by 39 and 22%, respectively. The choice of wheat as a precursor will improve productivity indicators and achieve yields greater than when cultivated in repeated crops by 25% and by 15% for the steam predecessor. Non-moldboard loosening of the soil after wheat to a depth of 14-16 cm at the end of April contributes to an increase in the productivity of soybean plants by 17.3% more than non-moldboard loos-ening at the end of May. Keywords: SOYBEAN, PREDECESSOR, PERENNIAL GRASSES, TILLAGE, PLANT PRODUCTIVITY, YIELD

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

July plowing of perennial grasses produced 24% more soybean yield than August plowing.

Taxon
soybeansGlycine maxe0
Treatment
Plowing of perennial grasses in the first decade of Julye0
Outcome
yielde0
Direction
moree0
Value
24%e0
Comparator
plow-ing in the first decade of Auguste0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Plowing of perennial grasses in the first decade of July provides the highest yield of soybeans sown after perennial grasses. 24% more than plow-ing in the first decade of August.”

✓ located verbatim in the source · abstract, characters 477–656 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Discator tillage after perennial grasses increased soybean yields by 39%.

Taxon
soybeanGlycine maxe0
Treatment
to a depth of 12-14 cm with the BDM-8 discatore0
Outcome
yieldse0
Direction
increasee0
Value
39e0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“The tillage after perennial grasses to a depth of 12-14 cm with the BDM-8 discator and to a depth of 14-16 cm with the Morris cultivator can increase soybean yields by 39 and 22%, respectively.”

✓ located verbatim in the source · abstract, characters 657–850 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Morris cultivator tillage after perennial grasses increased soybean yields by 22%.

Taxon
soybeanGlycine maxe0
Treatment
to a depth of 14-16 cm with the Morris cultivatore0
Outcome
yieldse0
Direction
increasee0
Value
22%e0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“The tillage after perennial grasses to a depth of 12-14 cm with the BDM-8 discator and to a depth of 14-16 cm with the Morris cultivator can increase soybean yields by 39 and 22%, respectively.”

✓ located verbatim in the source · abstract, characters 657–850 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Wheat as a precursor raised soybean yield 25% over repeated cropping.

Treatment
wheat as a precursore0
Outcome
yieldse0
Direction
greatere0
Value
25%e0
Comparator
repeated cropse0

Not reportedTaxon

Verbatim

e0

“The choice of wheat as a precursor will improve productivity indicators and achieve yields greater than when cultivated in repeated crops by 25% and by 15% for the steam predecessor.”

✓ located verbatim in the source · abstract, characters 851–1033 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Wheat as a precursor raised soybean yield 15% over the steam predecessor.

Treatment
wheat as a precursore0
Outcome
yieldse0
Direction
greatere0
Value
15%e0
Comparator
steam predecessore0

Not reportedTaxon

Verbatim

e0

“The choice of wheat as a precursor will improve productivity indicators and achieve yields greater than when cultivated in repeated crops by 25% and by 15% for the steam predecessor.”

✓ located verbatim in the source · abstract, characters 851–1033 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Late April non-moldboard loosening increased soybean productivity by 17.3% over late May loosening.

Taxon
soybeanGlycine maxe0
Treatment
Non-moldboard loosening of the soil after wheat to a depth of 14-16 cm at the end of Aprile0
Outcome
productivitye0
Direction
increasee0
Value
17.3%e0
Comparator
non-moldboard loos-ening at the end of Maye0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Non-moldboard loosening of the soil after wheat to a depth of 14-16 cm at the end of April contributes to an increase in the productivity of soybean plants by 17.3% more than non-moldboard loos-ening at the end of May.”

✓ located verbatim in the source · abstract, characters 1034–1252 · show in text ↑

Triticum aestivum · yield · Glycine max (soybean)Positive and negative results

57 papers: 36 positive, 21 negative or no effect

35 papers in the same direction as this paper · 16 in the opposite direction · 5 reporting no difference from an alternative

  1. no effect
  2. negative
  3. no effect

53 papers more in this group

See all 57 papers →

tillage · yield · Glycine max (soybean)Positive and negative results

390 papers: 264 positive, 126 negative or no effect

263 papers in the same direction as this paper · 100 in the opposite direction · 26 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. no effect

386 papers more in this group

See all 390 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.