Zobrazeno 1 - 10
of 2 550
pro vyhledávání: '"nitrogen concentration"'
Autor:
Yuan Wang, Peihua Shi, Yinfei Qian, Gui Chen, Jiang Xie, Xianjiao Guan, Weiming Shi, Haitao Xiang
Publikováno v:
Frontiers in Plant Science, Vol 15 (2024)
Accurate nitrogen diagnosis is essential for optimizing rice yield and sustainability. This study investigates the potential of using multi-leaf SPAD measurements combined with machine learning models to improve nitrogen nutrition diagnostics in rice
Externí odkaz:
https://doaj.org/article/242557a6303740eb96db89b4be835cec
Publikováno v:
Frontiers in Microbiology, Vol 15 (2024)
Macroalgae growth depends on biologically available nitrogen, such as ammonium and nitrate, making nitrogen the most common growth-limiting factor for macroalgae. However, the role of surface microorganisms in promoting nitrogen transformation and im
Externí odkaz:
https://doaj.org/article/beabebf144424045a93bcd07e00b974d
Publikováno v:
Frontiers in Plant Science, Vol 15 (2024)
Rapid and non-destructive diagnosis of plant nitrogen (N) status is crucial to optimize N management during the growth of summer maize. This study aimed to evaluate the effectiveness of continuous wavelet analysis (CWA) in estimating the nitrogen nut
Externí odkaz:
https://doaj.org/article/bdc391c20f7248b6a1e48a6ef9183074
Publikováno v:
Gongye shui chuli, Vol 44, Iss 6, Pp 172-178 (2024)
By increasing the concentration of ammonia nitrogen, the stable nitrification system was inhibited, and then boron was added to the reactor to improve the recovery of nitrification efficiency. The changes of the short-range nitrification system were
Externí odkaz:
https://doaj.org/article/7c437d4ed00842cb8abe5eedb29557d1
Autor:
Junsheng Lu, Tiantian Hu, Yue Li, Xiaolu Cui, Minghui Cheng, Shicheng Yan, Youzhen Xiang, Junliang Fan, Fucang Zhang, Youcai Xiong
Publikováno v:
Agriculture Communications, Vol 2, Iss 3, Pp 100052- (2024)
The Nitrogen Nutrition Index (NNI), based on the Critical Nitrogen Concentration (Nc), is widely utilized to evaluate crop nitrogen nutrition. However, the impact of water deficit on crop Nc remains unclear. To address this, a 3-year joint water-nitr
Externí odkaz:
https://doaj.org/article/c24065055a8447d7b4022c7ac60a35ef
Autor:
Jorge Fuentes-Pacheco, Edgar Roman-Rangel, Audberto Reyes-Rosas, Andrea Magadan-Salazar, Porfirio Juarez-Lopez, Ronald Ernesto Ontiveros-Capurata, Juan Manuel Rendon-Mancha
Publikováno v:
IEEE Access, Vol 12, Pp 27411-27425 (2024)
The automatic classification of plants with nutrient deficiencies or excesses is essential in precision agriculture. In particular, being able to perform early detection of nutrient concentrations would increase the production of crop yields and make
Externí odkaz:
https://doaj.org/article/f89257bf7470454b913936e2aeed60f1
Publikováno v:
Water Cycle, Vol 5, Iss , Pp 20-30 (2024)
Kitchen digested wastewater contain high levels of nitrogen, chemical oxygen demand (COD), salts, toxic substances, and oils and the treatment of these pollutants is a challenge for wastewater treatment plant. Our goal was to analyze the feasibility
Externí odkaz:
https://doaj.org/article/672175842bed4c499573d5eb149eb34a
Autor:
Yufen Zhang, Kaiming Liang, Feifei Zhu, Xuhua Zhong, Zhanhua Lu, Yibo Chen, Junfeng Pan, Chusheng Lu, Jichuan Huang, Qunhuan Ye, Yuanhong Yin, Yiping Peng, Zhaowen Mo, Youqiang Fu
Publikováno v:
Remote Sensing, Vol 16, Iss 23, p 4604 (2024)
Soil and plant analyzer development (SPAD) value and leaf nitrogen concentration (LNC) based on dry weight are important indicators affecting rice yield and quality. However, there are few reports on the use of machine learning algorithms based on hy
Externí odkaz:
https://doaj.org/article/49a7b115277641a6990647edb7c7cff1
Autor:
Jiacheng Bai, Yuheng Liu, Yixi Chen, Siyu Wang, Zhi Zhang, Ximing Xu, Xing Shu, Xu Zhao, Yueming Zhu, Zhihao Qiu, Guoquan Lu, Zunfu Lv
Publikováno v:
Agronomy, Vol 14, Iss 11, p 2653 (2024)
Nitrogen is one of the essential nutrients for the growth and development of potato plants. The precise application of nitrogen can improve the yield and quality of potatoes and enhance their resistance to diseases. The changes in the critical N dilu
Externí odkaz:
https://doaj.org/article/a5b1993c3f634ffb86962ba5af1b44c7