【摘要】 本文旨在探讨Ca²⁺、Na⁺处理对水分胁迫下小麦种子发芽势、发芽率及幼苗生长的影响。实验初步表明,用0.10％—0.35％Ca²⁺、Na⁺处理小麦种子18h,在水分胁迫下其发芽率、根冠比、幼苗鲜重都显著高于水处理情形,其中又以0.25％Ca²⁺、0.20％Na⁺处理浓度效果最好。更多还原

【Abstract】 The paper studide effect of Ca2+、Na+ pretreatment on germination and seedling growth of wheat under water stress The results showed germin - ation capacity root shoot ratio and fresh weightof seedling were strikingly biger with Ca2+ 、Na + pretraatment for 18 hours than water of, some of 0. 20%Na+ pretreatment were best更多还原