In order to define the relationship between yield and important agronomic traits of two lines hybrid Uangyou 2111, the principal component analysis method was used to analyze the expadmental data of six test points in...In order to define the relationship between yield and important agronomic traits of two lines hybrid Uangyou 2111, the principal component analysis method was used to analyze the expadmental data of six test points in Yunnan Province. The results showed that the main factors influencing the production of Liangyou 2111 were grain number, grains seed number, panicle length, growth padod and panicle rate; then were 1 O00-grain weight, seed setting rate, effective panicle and highest stem tillers number; again was plant height. Therefore, when hybrid rice of Uangyou 2111 will be planted widely in yunnan province, we should focus on en- sudng the panicle traits, especially increase grain number and grain seed number, and coordinately develop other traits to achieve high yield.展开更多
C Liangyou 343 is a two-line hybrid rice combination with multiple spikes, which has high yield and wide adaptability, and with superior rice quality to other combination. Analysis showed that innovation was the key t...C Liangyou 343 is a two-line hybrid rice combination with multiple spikes, which has high yield and wide adaptability, and with superior rice quality to other combination. Analysis showed that innovation was the key to the successful promotion of C Uangyou 343, and if it could be applied to the dry-cultivation successfully, a new market could be opened up.展开更多
Y Liangyou 143, which was firstly examined and approved by Guangxi and Hainan Province and then introduced in Hunan Province, has showed its extensive adaptability in regional trial in Guizhou, Guangxi, Shaanxi and ot...Y Liangyou 143, which was firstly examined and approved by Guangxi and Hainan Province and then introduced in Hunan Province, has showed its extensive adaptability in regional trial in Guizhou, Guangxi, Shaanxi and other provinces. In this study, the author, based on many years of demonstration and promotion experience, summarizes the high yield cultivating techniques of the combination.展开更多
基金Supported by Yunnan Agricultural Development BureauYunnan Modern Agricultural Rice Industry Technology System~~
文摘In order to define the relationship between yield and important agronomic traits of two lines hybrid Uangyou 2111, the principal component analysis method was used to analyze the expadmental data of six test points in Yunnan Province. The results showed that the main factors influencing the production of Liangyou 2111 were grain number, grains seed number, panicle length, growth padod and panicle rate; then were 1 O00-grain weight, seed setting rate, effective panicle and highest stem tillers number; again was plant height. Therefore, when hybrid rice of Uangyou 2111 will be planted widely in yunnan province, we should focus on en- sudng the panicle traits, especially increase grain number and grain seed number, and coordinately develop other traits to achieve high yield.
文摘C Liangyou 343 is a two-line hybrid rice combination with multiple spikes, which has high yield and wide adaptability, and with superior rice quality to other combination. Analysis showed that innovation was the key to the successful promotion of C Uangyou 343, and if it could be applied to the dry-cultivation successfully, a new market could be opened up.
基金Supported by the National Special Project for Biological Breeding Capacity Construction and Industrialization(2012-1961)Project of Commercialized Breeding of the Ministry of Science and Technology(2014Ado1B03)~~
文摘Y Liangyou 143, which was firstly examined and approved by Guangxi and Hainan Province and then introduced in Hunan Province, has showed its extensive adaptability in regional trial in Guizhou, Guangxi, Shaanxi and other provinces. In this study, the author, based on many years of demonstration and promotion experience, summarizes the high yield cultivating techniques of the combination.