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本鉴定系笔者承担江西省农科院水稻研究所关于江西东乡野生稻研究的协作项目,经过1983—1985年观察鉴定结果整理如下。 一、野生稻对二、三化螟的抗性 1.野生稻与栽培稻茎秆结构比较 野生稻茎腔较栽培稻小,茎壁厚,其直径与茎壁厚度之比值,是栽培稻的二倍以上;有多层厚壁组织,维管束数目多,木质化程度较强。其
The author of this appraisal department undertakes the collaborative project of the Jiangxi Academy of Agricultural Sciences Rice Research Institute on Jiangxi Dongxiang wild rice research, after 1983-1985 observation results identified as follows. First, the wild rice resistance to two, three Borer 1. Wild rice and cultivated rice stalk structure compared with the stems of wild rice than cultivated rice small, stem wall thickness, the ratio of its diameter and stem thickness, is the cultivation of rice More than two times; there are multiple layers of thick-walled tissue, the number of vascular bundles, the degree of lignification is stronger. its