Varieties & Technology

Effects of Foliar Fertilizers on Rice Nutrient Adsorption, Grain Yield and Damage to Chilo suppressalis

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  • 1Lin'an District Agriculture and Forestry Technology Extension Centre, Hangzhou 311300, China
    2China National Rice Research Institute /State Key Laboratory of Rice Biology, Hangzhou 310006, China
    3Anhui University, Hefei 230000, China
First author contact:

1st author: 36641928@qq.com

Received date: 2022-04-21

  Online published: 2023-05-23

Abstract

The application of appropriate foliar fertilizer is beneficial to the growth and yield of rice. The effects of five types of foliar fertilizers on nutrient absorption, yield of rice and damage of Chilo suppressalis were compared in the experiment. The results showed that all the five types of foliar fertilizer could increase the contents of N, P, K, Ca, Fe, Mg, Zn and Mo in rice root and shoot, and significantly increase rice yield by 3.88%-7.47%. Among them, RUIPUSHENG and FENGRUIDA had the most significant effect on yield increase, followed by BIAOBANG, XINGWANLI and TIANXU. The main reason of increasing yield by applying foliar fertilizer was the increase of grain number per panicle. The application of XINGWANLI foliar fertilizers significantly decreased the damage percentage of rice clusters and the damage percentage of rice plants, while the other foliar fertilizers had no significont effect on the damage percentage of rice clusters and the damage percentage of rice plants. The economic benefits after applying foliar fertilizers were as follows: FENGRUIDA > RUIPUSHENG > BIAOBANG > TIANXU > XINGWANLI. The foliar fertilizer varieties can be selected according to the actual needs in production.

Cite this article

WU Qifeng, WEI Qianqian, XU Qingshan, HUANG Jing, PAN Lin, ZHU Lianfeng, KONG Yali, JIN Qianyu, ZHANG Junhua, ZHU Chunquan . Effects of Foliar Fertilizers on Rice Nutrient Adsorption, Grain Yield and Damage to Chilo suppressalis[J]. China Rice, 2023 , 29(3) : 84 -87 . DOI: 10.3969/j.issn.1006-8082.2023.03.016

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