Paper · 2015 · Russian Agricultural Sciences

Need for bilateral regulation of soil water regimes in nonblack-soil zone agriculture in Russia

N. G. Kovalev; V. N. Zinkovsky; T. S. Zinkovskaya; et al.

2
claims
4
verbatim quotes
0
citations
1
research areas
—
Not open access

Abstract

Problems in optimizing the soil water regime for cultivated plants in drainage systems operating only for the excess water discharge have been shown. The effect of enhanced climate aridity on agriculture in the nonblack-soil zone in Russia requires the advanced search for the prompt removal of the soil moisture deficits. Within the operation to reconstruct drainage systems, the technological opportunities for cultivated crop irrigation must be foreseen. A review of economic efficiency of irrigation use for potato production in the drainage soil area has been provided. According to the experimental data, watering the fertilized potatoes twice a dry period of vegetation ensured provisional income per hectare of drainage lands in the range of 32000 rubles to 77000 rubles even in a wet year, 2012.

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Claims 2

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Watering fertilized potatoes twice during a dry vegetation period yielded provisional income of 32000 to 77000 rubles per hectare, even in wet 2012.

Treatment
watering the fertilized potatoes twice a dry period of vegetatione0
Outcome
provisional income per hectare of drainage landse0
Direction
ensurede0
Value
32000 rubles to 77000 rublese0
Qualifier
even in a wet year, 2012e0
Setting
drainage landse0

Not reportedComparator

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

t0

“potato production”

✓ located verbatim in the source · abstract, characters 512–529 · show in text ↑
e0

“watering the fertilized potatoes twice a dry period of vegetation ensured provisional income per hectare of drainage lands in the range of 32000 rubles to 77000 rubles even in a wet year, 2012”

✓ located verbatim in the source · abstract, characters 611–803 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Drainage system reconstruction should provide for crop irrigation.

Outcome
cultivated crop irrigatione0
Qualifier
reconstruct drainage systemse0

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

t0

“potato production”

✓ located verbatim in the source · abstract, characters 512–529 · show in text ↑
e0

“Within the operation to reconstruct drainage systems, the technological opportunities for cultivated crop irrigation must be foreseen”

✓ located verbatim in the source · abstract, characters 323–456 · show in text ↑

irrigation · yield · Solanum tuberosum (potato)Results differ

92 papers: 75 positive, 17 negative or no effect

74 papers in the same direction as this paper · 16 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. negative

88 papers more in this group

See all 92 papers →

fertilization · yield · Solanum tuberosum (potato)Positive and negative results

450 papers: 394 positive, 56 negative or no effect

393 papers in the same direction as this paper · 48 in the opposite direction · 8 reporting no difference from an alternative

  1. negative
  2. negative
  3. no effect

446 papers more in this group

See all 450 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.