Macronutrient water-soluble fertilizer product specifications, product and corporate distribution, product properties and crops suitable for statistical analysis was carried out. January 2009 --2012 In September 2009, a large number of elements of an effective registration water-soluble fertilizer products are 521, of which 496 domestic product; involving a total of 456 manufacturing enterprises, of which 435 domestic enterprises, their products with nutrients N, P, K, Zn, B combination majority. Large number of elements in the practical application of water-soluble fertilizer on citrus, especially its field effect test performed macronutrients soluble fertilizer formulations to be administered macronutrient proven water-soluble fertilizer on the citrus quality, yield and efficiency, the results show a large number of water-soluble fertilizer elements raw materials, water-soluble fertilizer watering large number of elements, its citrus production process than conventional water facilities not yield 16.28% macronutrients soluble fertilizer prices, than pouring water treatment facilities increase of 14.7%; no sugar than conventional water treatment facilities increase of 11.7%, compared with watering water treatment increased by 12.9%, economic efficiency than conventional treatment without watering increase of 27.5%, compared with watering water treatment increase of 24.3%. Seen a lot of elements to improve the administration of water-soluble fertilizer citrus sugar content and quality, increase productivity, increase efficiency has a significant role. Macronutrients soluble fertilizer raw materials | Marvell (certified) | Guangdong macronutrients soluble fertilizer provided by Shouguang Marvell biotechnology company. Shouguang Marvell Biotechnology Limited (www.maiweishengwu.com) Shandong Weifang biological fertilizer leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Marvell leader in biotechnology with the staff warmly welcome all inquiries negotiations to create Marvell biotechnology better future.