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| Effects of Foliar Zinc Application on Amaranth(Amaranthus mangostanus L.)Growth |
| WANG Ting-qin1,LIU Jian-lan2,LI Zhong-ming3* |
| 1Agronomy College of Guangdong Ocean University,Zhanjiang 524088,Guangdong,China;2Guangzhou Rongheng Information Science and Technology Development Co.,Ltd.,Guangzhou 510610,Guangdong,China;3Beijing Xinhefeng Agrochemical Co.,Ltd.,Beijing 100098,China |
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Abstract 0.28 ml·L-1，0.40 ml·L-1，1.00 ml·L-1 concentration of zinc fertilizer were sprayed on leaf surface of amaranth(Amaranthus mangostanus L.).The effects on amaranth growth,quality and yield were studied.The results showed that 3 zinc application treatments could increase amaranth height,stem diameter and leaves area,improve its quality,decrease the nitrate accumulation,and increase yield.Treatment with concentration of 0.40 ml·L-1 had the best effect.
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Received: 23 October 2009
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Corresponding Authors:
LI Zhong-ming
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