4kg

Under the condition of this experiment , the optimum zinc sulfate application quantity was 4kg / 667m2 .

在本试验条件下，以每667m~2施用硫酸锌4kg处理青花菜产量最高。

Another three Holstein male calves with 130 + 15 days old and 96 + 4Kg body weight were used in the second experiment . This experiment was design to study the influence of different forages to PD excretion .

试验二采用三头120±15日龄96±4Kg荷斯坦生长犊牛，在4～6月龄进行粗饲料来源对尿中PD排出影响的试验。

Three Holstein male calves with 120 + 6 days old and 76 + 4Kg body weight were used in the first experiment . The ratio of the nutrition in daily intake is stable at all state of the experiment .

试验一采用三头120±6日龄72±2Kg荷斯坦生长公牛，试验期喂以营养物质比例稳定的日粮。

Shenyang , When application dosage was 4kg / mu , its Controlling effect to second-stage juveniles of M.incognita on tomato was 80.30 % , compared with untreatment , it increased tomato yield 5.66 % .

对照药剂沈阳农药厂生产的35%威百亩水剂4kg／mu用量下对二龄幼虫的防效为80.30%，番茄的增产率为5石6%。