果尔在大果沙棘一年生嫩枝扦插苗移植后除草中的应用

在大果沙棘一年生扦插苗移植生产工作中,由于采用了大垄双行密植栽培,给人工除草工作带来很大困难,用人工除草不但用工量过大,投资大,而且要损失很多苗木,因此,选择适合于沙棘嫩枝扦插苗除草方式方法,是我们育苗科技工作者急于解决的问题之一。我们在生产实践中经过反复试验证明,应用除草剂是大果沙棘嫩枝扦插苗除草的最佳方法之一。我们根据一些除草剂的理化性质、毒性、作用机制、产品特点,选择了几种除草剂,进行田间试验,结果表明果尔除草效果好,可以推广使用。

The Application of Oxyfluorfen in Weed Control in Post-transplantation of Seabuckthorn Green Cuttings

Since the field application the double line and broad ridge in transplantation,weed control becomes a hard job in post-transplantation of one-year-old green cuttings.The weeding by hand was time consuming,heavy cost and damage to young seedlings.It is highly in need to find a cost effective way to control weed.The field experiences showed that herbicide was a practical option.The physical and chemical properties,toxicity and function mechanisms,etc.were considered in herbicides selection.Several kinds of herbicides were experimented in the field.The results showed that the herbicide namely Oxyfluorfen had a satisfied effect.