【摘要】 研究了不同生育期土壤水分与小麦的小花发育、开花、结实率及产量的关系 ,并进行了土壤水分对穗粒数影响的定量分析研究 ,提出了保持小花正常发育和提高小麦结实率的适宜土壤水分范围。更多还原

【Abstract】 The influence of soil moisture on wheat flowering and seeding at different growing stages is investigated .The results show that inadequate soil moisture decreases significantly the number of wheat seed per ear.It is therefore put forward that there is an extent of suitable soil moisture for keeping the normal development of flower and improving wheat seed per ear.更多还原