Search Results

You are looking at 1 - 10 of 1,989 items for :

  • "potassium" x
Clear All
Free access

M. Murshidul Hoque, Husein Ajwa, Mona Othman, Richard Smith and Michael Cahn

extractable P (Olsen test), which is the recommended soil P level for cool-season vegetables ( Smith et al., 2006 ). Optimal fertilizer management and efficient use of N, P, and potassium (K) are necessary to improve yield and quality and to reduce

Restricted access

Yang Chen, Xianzhi Zhou, Yongsheng Lin and Lina Ma

Xiahua Industrial Co. Ltd., Xiamen, Fujian Province, China), and potassium sulfate [K 2 O ≥ 50%; Qingshang Chemical (Xiamen) Co. Ltd, Xiamen, Fujian Province, China], respectively. Experimental method. The experiment was performed using the Longxun

Full access

Robert L. Mikkelsen

Potassium (K) is an essential nutrient for plant growth, but it generally receives less attention than nitrogen (N) and phosphorus (P) in many crop production systems. Many regions of the United States and all of the Canadian provinces remove more K

Restricted access

Xiaofeng Yang, Lianzhu Chen, Ming Cao, Xuebin Zhang and Shaopeng Li

The growth and development of vegetables require a large amount of nitrogen and potassium ( Balliu and Bro, 2002 ; Hebbar et al., 2004 ). Potassium application and its balanced relative ratio to nitrogen are the most important for the crop

Free access

Yin-Tung Wang

Compared with fruit and vegetable crops, the effects of potassium (K) on growth and performance of ornamental and floral crops have not been studied as extensively. K deficiency is a widespread disorder on many palm species worldwide ( Chase and

Restricted access

Katherine Kreuser, William C. Kreuser, Gautam Sarath and Keenan L. Amundsen

coat enabling gas and water exchange. Fig. 5. Sundancer buffalograss burs spliced in half following a ( A ) 24-h water soak, ( B ) 48-h water soak, ( C ) 24-h 0.05 m potassium nitrate (KNO 3 ) soak, and ( D ) 48-h 0.05 m KNO 3 soak indicating the

Full access

Changwei Shen, Yifei Ding, Xiqiong Lei, Peng Zhao, Shuo Wang, Yangchun Xu and Caixia Dong

). Regarding the total amount of mineral nutrients required by plants, potassium is required in the largest amount after nitrogen (N) ( Zörb et al., 2014 ); moreover, it is the largest nutrient required by the fruit ( Lester et al., 2006 ; Mpelasoka et al

Free access

Xiaoya Cai, Laurie E. Trenholm, Jason Kruse and Jerry B. Sartain

of growth regulators ( Harivandi and Gibeault, 1997 ; Qian and Engelke, 1998 ). Potassium has been shown to enhance turfgrass resistance to biotic and environmental stresses ( Turner and Hummel, 1992 ). It can additionally aid in the production of

Restricted access

Qiang Zhu, Monica Ozores-Hampton, Yuncong Li, Kelly Morgan, Guodong Liu and Rao S. Mylavarapu

Florida ranked first nationally in fresh market tomato ( Solanum lycopersicum L.) production with 13,030 ha harvested and a total value of US $453 million in 2015 ( U.S. Department of Agriculture, 2016) . Potassium is an essential element in tomato

Full access

Timothy K. Broschat

on cold tolerance. Similarly, potassium has been shown to have positive ( Webster and Ebdon, 2005 ), negative ( Beattie and Flint, 1973 ), or no ( Cook and Duff, 1976 ; Kelley, 1972 ) influence on the cold tolerance of plants. Potassium is thought to