AI Summary & Key Takeaways
AI InsightSoil profiles are classified as follows, respectively, according to soil taxonomy; profile 1 is Lithic Haplustalf, profile 2 is Humic Dystroxerepts; According to the WRB classification, profile 1 is classified as Epileptic Luvisols (Abruptic) and profile 2 is classified as Haplic Cambisols (Dystric).The results of the study showed that the differences in precipitation, which is one of the climate parameters, affect the profile structure of the soils, weathering levels, physico-chemical properties, and soil taxonomy in two soil profiles formed on andesitic rocks and under similar topographic conditions
📌 3 Key Takeaways
Abstract
This study was conducted within the borders of Çanakkale Province Yenice (Ahiler village-P1) and Ezine (Kızıltepe village-P2)and formation of two soil profiles on andesitic rocks under different precipitation and temperature conditions were investigated. The annual average rainfall of Yenice district (847 mm) is higher than that of Ezine (547 mm). Some physicochemical analyzes and mineralogical analyzes such as XRD (X-Ray Diffraction), SEM (Scanning Electron Microscopy), and EDS - EDX (Energy Dispersive X-ray Spectroscopy), and major oxides were performed was performed on soil samples taken on the basis of horizon in soil profiles with morphological definitions. Some weathering rates such as CIA (chemical weathering index), PIA (plagioclase alteration index) and SiO2/Al2O3 were calculated from the oxide analyses results. Profile 1 contains O-A -Bt-C-R and profile 2 contains A-Bw-C horizons. Profile 1 is sandy loam on the surface, clay loam and clay subsurface, and profile 2 is generally sandy clay loam. While an argillic horizon was formed in P1 as a result of leaching, there was a cambic horizon in P2. While the cation exchange capacity (CEC) in P1 was 42.48 cmolkg-1 in the argillic horizon, it was determined as 26.72 cmolkg-1 in the cambic horizon of P2. CIA and PIA dissociation indices of P1 were higher than that of P2. According to this result, it was determined that feldspars were more decomposed in P1 which had an older profile compared to P2. In addition, according to XRD analysis, kaolinite was present in P1 and albite was not found in feldspars, while kaolinite was not found in P2 and a significant amount of albite was determined. Soil profiles are classified as follows, respectively, according to soil taxonomy; profile 1 is Lithic Haplustalf, profile 2 is Humic Dystroxerepts; According to the WRB classification, profile 1 is classified as Epileptic Luvisols (Abruptic) and profile 2 is classified as Haplic Cambisols (Dystric).The results of the study showed that the differences in precipitation, which is one of the climate parameters, affect the profile structure of the soils, weathering levels, physico-chemical properties, and soil taxonomy in two soil profiles formed on andesitic rocks and under similar topographic conditions
Özet
Bu çalışma, kısıtlı sulamanın lavanta bitkisinde su-verim ilişkileri üzerine etkilerini belirlemek amacıyla 2020 yılında, Aydın Ovası koşullarında yürütülmüştür. Sulama programlamasında A sınıfı buharlaşma yöntemi ve toprağa dayalı izleme tekniği olan Gravimetrik yöntem izlenmiştir. Çalışmada 4 farklı sulama düzeyi (%100, %67, %33 ve yağışa dayalı (%0)) konuları üç tekerrürlü olarak uygulanmıştır. Sulama konularına göre mevsimlik bitki su tüketimi 144.4 – 703.8 mm arasında değişmiştir. Yaş çiçek verimi 356.5 – 529.8 kg da-1 arasında bulunmuştur. Ortalama su kullanım randımanı (WUE) değerleri 0.697 – 2.818 kg m-3 arasında değişmiştir. Su kaynağının sınırlı olmadığı koşullarda gravimetrik yönteme göre sulama programı belirlenmiş olan ve sulama suyunun tam uygulandığı D1 konusunun en iyi sulama konusu olduğu söylenebilir. Su kaynağında bir kısıt uygulanması gerekliliği söz konusu olduğunda hem gravimetrik yöntemde hem de kap buharlaşması yönteminde %33 düzeyinde su tasarrufu sağlayan (D2 ve K2) konuların uygulanabilirliği ortaya çıkmıştır.