三十烷基磷酸酯钾对玉米的早熟增产作用

Effect of potassium hydrogen 1 - triacontyl phosphate on early - maturing and increasing yield of maize

玉米苗期喷施三十烷基磷酸酯钾(TPK),可显著地促进茎叶和根系的生长;增强抗逆性,并加速了生育进程。用0.01mg·L-1质量浓度的TPK喷施玉米茎叶,可早熟2-3d,增产11.25％,而质量浓度为0.001mg·L-1、0.1mg·L-1处理的效果不如0.01mg·L-1的明显。

Spraying TPK in maize seedling stage can improve the growth of maize stems、 blades and roots. It can increase the ability of maize fighting natural calamities and speeding up maize growing process. Spraying maize with 0. 01mg·L-1 TPK can make maize early maturing 2 - 6 days,increase production by 11.25% .The effect of 0.001 mg· L-1, is not clear than 1.01mg·L-1.