植物生长调节剂复配腐植酸对玉米茎秆强度、籽粒灌浆及产量的影响

颜培启, 孔令捷, 池昇隆, 于洋, 孔德庸, 孙海燕

Effects of Plant Growth Regulators Combined with Humic Acid on Stalk Strength, Grain Filling and Yield in Maize

Yan Peiqi, Kong Lingjie, Chi Shenglong, Yu Yang, Kong Deyong, Sun Haiyan

表7 植物生长调节剂复配HA对玉米灌浆阶段的影响

Table 7 Effects of plant growth regulators combined with HA on grain filling stage of maize

处理 Treatment 渐增期Gradual increase period 快增期Rapid increase period 缓增期Slow increase period t1 (d) W1 (g) V1 (g/d) t2 (d) W2 (g) V2 (g/d) t3 (d) W3 (g) V3 (g/d) CK 15.399b 4.453bcd 0.2889b 26.305de 20.573cd 0.782cd 42.226c 8.842abc 0.209bc ED1 12.268cd 3.888cd 0.316b 27.094cd 20.982bc 0.774d 45.864b 9.284ab 0.202bcd ED2 14.970b 5.608a 0.375a 25.770e 20.240cd 0.786cd 37.661de 8.096de 0.215b ED3 17.259a 4.997ab 0.2889b 24.543ef 21.321bc 0.869a 34.408f 7.513cd 0.219b ED4 13.500c 4.580bc 0.338ab 25.022ef 19.773d 0.791cd 38.997d 9.511a 0.247a ED5 13.272cd 4.432bcd 0.336ab 26.811cd 20.862bc 0.779d 42.881c 8.766bc 0.205bcd EB1 11.898d 3.964cd 0.336ab 29.612a 23.304a 0.787cd 47.663a 7.157e 0.150e EB2 15.257b 5.220ab 0.341ab 24.089f 19.644d 0.816bc 33.023f 8.656bc 0.262a EB3 14.973b 4.890ab 0.327ab 27.695bc 21.755b 0.786cd 39.324d 7.349e 0.187cd EB4 11.854d 3.689d 0.315b 28.605ab 21.856b 0.764d 47.558ab 8.669bc 0.183d EB5 15.126b 4.923ab 0.326ab 24.665ef 20.671cd 0.838ab 36.591e 8.112cd 0.222b