关键词: 氮肥用量, 氮肥用量, 栽插密度, 水稻, 茎秆力学特性, 影响

Abstract:

After the alkali treatment for rice natural dried tissues, taking the alkaline leaching solution directly as a template for PCR amplification, the amplification results are stable, accurate, and are insignificantly different in comparison with the methods CTAB and SDS. The DNA extracted from natural dried rice flag leaf, leaf sheath ,culm ,glume husk and roots ,have good quality, and can meet with the SSR analysis.