2006年、2007年,河南省植保植检站做了“碧护”在小麦上的大面积示范试验。在2006年的试验中,施药方法为:1.喷施3叶期;2.喷施拔节期。用药量为3-3.5克/亩,每亩兑水30千克。防治效果:在第一次施药30天后,调查处理区小麦分蘖和株高,分别比对照增加7.17%和5.7%,施药后对麦苗无不良影响。第二次施药后,处理区 In 2006 and 2007, the plant protection and phytosanitary station in Henan Province made a large-scale demonstration experiment on “wheat” in wheat. In the 2006 trial, the application method is: 1. Spraying 3 leaf stage; 2. Spraying jointing stage. The dosage is 3-3.5 g / mu, 30 kg per mu watered. Control effect: After the first application for 30 days, the tillering and plant height of wheat in the treatment area were investigated, which increased by 7.17% and 5.7% respectively compared with the control. No adverse effect was observed on the wheat seedlings after the application. After the second application, treatment area