Claim · model-written summary
In unfavorable years fertilizer decreased total energy yield by 4.0-9.5 GJ ha across varieties.
- Taxon
- spring wheat
Triticum aestivumt0 - Treatment
- fertilizer applicatione0
- Outcome
- total energy yielde0
- Direction
- decreasee0
- Value
- 4.0-9.5 GJ hae0
- Qualifier
- unfavorable yearse0
Not reportedComparator
Verbatim
e0“On unfavorable years, the total energy yield was significantly lower, and fertilizer application led to a decrease by 4.0-9.5 GJ ha for all varieties.”
t0“spring wheat”
Title
Лидия Кузьминична Бутковская; Валентина Евдокимовна Мудрова; Екатерина Александровна Сурина; et al. Vestnik Altajskogo gosudarstvennogo agrarnogo universiteta 2025. doi:10.53083/1996-4277-2025-250-8-32-38
Other claims from this paper (14)
- Intervention effect In favorable years fertilizer increased spring wheat yield by 0.9-1.2 t ha versus no fertilizer.
- Intervention effect In unfavorable years fertilization decreased spring wheat yield by 0.3-0.5 t ha.
- Intervention effect The minimum fertilizer rate increased energy consumption per hectare to 11.6 GJ ha.
- Intervention effect The maximum fertilizer rate increased energy consumption per hectare to 16.8 GJ ha.
- Observation Favorable-year total energy yield in control Krasnoyarskaya 12 was 44.5 GJ ha.
- Observation Favorable-year total energy yield in Krasnoyarskaya 12 at N90P30K30 was 64.6 GJ ha.
- Observation In favorable years total energy increase was 32.2 GJ ha in control plots.
- Observation In favorable years total energy increase was 47.8 GJ ha at N90P30K30.
- Observation In unfavorable years the control energy increase was 25.3-29.3 GJ ha.
- Intervention effect In unfavorable years energy increase at N90P30K30 decreased to 13.1-13.9 GJ ha.
- Observation The highest favorable-year energy efficiency coefficient was 4.28 at N60P30K30.
- Intervention effect In unfavorable years fertilizer decreased Novosibirskaya 31 energy efficiency coefficient from 2.67 to 1.79.
- Intervention effect In unfavorable years fertilizer decreased Kanskaya energy efficiency coefficient from 3.32 to 1.78.
- Intervention effect In unfavorable years fertilizer decreased Krasnoyarskaya 12 energy efficiency coefficient from 3.19 to 1.79.