Effect of Two Liquid Fertilizers to Wheat Yellow Rust
Wu Ying · Shanxi nongye kexue · 2002
In greenhouse condition two liquid fertilizer's diluting liquid of pengjiufa. Wanmingle were applied in different concentrations to soak wheat seed and fog in wheat leaf of Mingxian 169. The results show: ①Using two liquid fertilizer to soak wheat seed can delay the disease development of wheat yellow rust. The high concentration's effect is bigger than that of the low concentration.And Pengjiufa's effect is better than that of Wanmingle; ②Using Pengjiufa's diluting liquid in 400,600,800 to soak wheat seed can reduce wheat yellow rust's severity, Wanmingle's diluting liquid in 400,600 have similar effect; ③Using Pengjiufa's diluting liquid in 400,600,800,1 000 to fog after infecting disease can reduce wheat yellow rust's severity, Wanmingle's diluting liquid in 400,800,1 000 have similar effect; ④Using Pengjiufa's diluting liquid in 400,600,800,1 000 to fog in wheat leaf have precautionary effect, Wanmingle's diluting liquid in 400,600 have similar effect.