Effects of Nitrogen Fertilizer Spraying Time on Source–Sink Nitrogen Metabolism and Seed Oil Quality of Paeonia ostii ‘Fengdan’

• Published in: Agronomy (Basel) Vol. 15; no. 4; p. 892
• Main Authors: Zhang, Nannan, Liu, Xingqiao, Ma, Xiaolei, Zhang, Yabing, Wang, Duoduo, Zuo, Dingding, Song, Chengwei, Hou, Xiaogai
• Format: Journal Article
• Language: English
• Published: Basel MDPI AG 01.04.2025
• Subjects: Amino acids; Analysis; Correlation analysis; Enzymes; Fatty acid composition; Fatty acids; Fertilizers; foliar nitrogen application; Glutamate-ammonia ligase; Glutamine; Indicators; Irrigation; Irrigation systems; Leaves; Linolenic acid; Linolenic acids; Metabolism; Nitrate reductase; Nitrogen; nitrogen fertilizer spraying time; Nitrogen fertilizers; Nitrogen metabolism; Oils & fats; Oilseeds; Paeonia ostii; Paeonia ostii ‘Fengdan’; Potassium; Reductases; seed oil quality; Seeds; Spray irrigation; Spraying; Sprinkler irrigation; United States > US

The spraying time of nitrogen fertilizer is a key factor to consider when fertilizing with an intelligent micro-sprinkler irrigation system. This study aims to investigate the impact of nitrogen fertilizer spraying time on the seed oil quality of tree peony, with the expectation of providing theoret...