Effect of water stress on yield and evapotranspiration of sunflower

2009
Authors
Pejić, BorivojMaksimović, Livija
Škorić, Dragan
Milić, Stanko

Stričević, Ružica

Ćupina, Branko

Article (Published version)

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An experiment was conducted at Rimski Šančevi Experiment Field of Institute of Field and Vegetable Crops in Novi Sad during 2000 - 2005. The soil in the experimental plot was calcareous chernozem on loess terrace. Using the yield response factor (ky), the study investigated how sunflower yield and evapotranspiration were affected by deficit of available soil water during the growing season. The experiment consisted of an irrigated treatment (T1), in which irrigation was used when soil moisture levels dropped to 60-65% of FC (field capacity), and a nonirrigated control treatment (T0). The sunflower hybrid used in the study was NS-H-111. On average, no significant differences in yield level were observed between T1 (3.79 t ha-1) and T0 (3.75 t ha-1) treatments. Seasonal evapotranspiration (ETm) obtained in T1 treatment was in the 402-479 mm range. The yield response factor (ky) was obtained as 0.20 for total growing season and 0.27, 0.31 and 0.48 for vegetative, flowering and yield forma...tion period, respectively. Period from flowering to maturity was the most sensitive towards water deficiency.
Keywords:
sunflower (Helianthus annuus L.) / yield response factor (ky) / yield / evapotranspirationSource:
Helia, 2009, 32, 51, 19-32Publisher:
- Institut za ratarstvo i povrtarstvo, Novi Sad
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FiVeRTY - JOUR AU - Pejić, Borivoj AU - Maksimović, Livija AU - Škorić, Dragan AU - Milić, Stanko AU - Stričević, Ružica AU - Ćupina, Branko PY - 2009 UR - http://fiver.ifvcns.rs/handle/123456789/768 AB - An experiment was conducted at Rimski Šančevi Experiment Field of Institute of Field and Vegetable Crops in Novi Sad during 2000 - 2005. The soil in the experimental plot was calcareous chernozem on loess terrace. Using the yield response factor (ky), the study investigated how sunflower yield and evapotranspiration were affected by deficit of available soil water during the growing season. The experiment consisted of an irrigated treatment (T1), in which irrigation was used when soil moisture levels dropped to 60-65% of FC (field capacity), and a nonirrigated control treatment (T0). The sunflower hybrid used in the study was NS-H-111. On average, no significant differences in yield level were observed between T1 (3.79 t ha-1) and T0 (3.75 t ha-1) treatments. Seasonal evapotranspiration (ETm) obtained in T1 treatment was in the 402-479 mm range. The yield response factor (ky) was obtained as 0.20 for total growing season and 0.27, 0.31 and 0.48 for vegetative, flowering and yield formation period, respectively. Period from flowering to maturity was the most sensitive towards water deficiency. PB - Institut za ratarstvo i povrtarstvo, Novi Sad T2 - Helia T1 - Effect of water stress on yield and evapotranspiration of sunflower EP - 32 IS - 51 SP - 19 VL - 32 DO - 10.2298/HEL0951019P ER -
@article{ author = "Pejić, Borivoj and Maksimović, Livija and Škorić, Dragan and Milić, Stanko and Stričević, Ružica and Ćupina, Branko", year = "2009", abstract = "An experiment was conducted at Rimski Šančevi Experiment Field of Institute of Field and Vegetable Crops in Novi Sad during 2000 - 2005. The soil in the experimental plot was calcareous chernozem on loess terrace. Using the yield response factor (ky), the study investigated how sunflower yield and evapotranspiration were affected by deficit of available soil water during the growing season. The experiment consisted of an irrigated treatment (T1), in which irrigation was used when soil moisture levels dropped to 60-65% of FC (field capacity), and a nonirrigated control treatment (T0). The sunflower hybrid used in the study was NS-H-111. On average, no significant differences in yield level were observed between T1 (3.79 t ha-1) and T0 (3.75 t ha-1) treatments. Seasonal evapotranspiration (ETm) obtained in T1 treatment was in the 402-479 mm range. The yield response factor (ky) was obtained as 0.20 for total growing season and 0.27, 0.31 and 0.48 for vegetative, flowering and yield formation period, respectively. Period from flowering to maturity was the most sensitive towards water deficiency.", publisher = "Institut za ratarstvo i povrtarstvo, Novi Sad", journal = "Helia", title = "Effect of water stress on yield and evapotranspiration of sunflower", pages = "32-19", number = "51", volume = "32", doi = "10.2298/HEL0951019P" }
Pejić, B., Maksimović, L., Škorić, D., Milić, S., Stričević, R.,& Ćupina, B.. (2009). Effect of water stress on yield and evapotranspiration of sunflower. in Helia Institut za ratarstvo i povrtarstvo, Novi Sad., 32(51), 19-32. https://doi.org/10.2298/HEL0951019P
Pejić B, Maksimović L, Škorić D, Milić S, Stričević R, Ćupina B. Effect of water stress on yield and evapotranspiration of sunflower. in Helia. 2009;32(51):19-32. doi:10.2298/HEL0951019P .
Pejić, Borivoj, Maksimović, Livija, Škorić, Dragan, Milić, Stanko, Stričević, Ružica, Ćupina, Branko, "Effect of water stress on yield and evapotranspiration of sunflower" in Helia, 32, no. 51 (2009):19-32, https://doi.org/10.2298/HEL0951019P . .