生物炭基肥对马铃薯田土壤脲酶活性和产量的影响

高佳, 王姣, 王松, 刘红健, 康佳, 沈弘, 王海莉, 任少勇

Effects of Biochar-Based Fertilizer on Soil Urease Activity and Yield of Potato

Gao Jia, Wang Jiao, Wang Song, Liu Hongjian, Kang Jia, Shen Hong, Wang Haili, Ren Shaoyong

表1 各处理施肥量

Table 1 Fertilization amounts of all treatments kg/hm2

处理 Treatment 施肥量Fertilization amounts 生物炭基肥 Biochar-based fertilizer 尿素 Urea 过磷酸钙 Calcium superphosphate 硫酸钾 Potassium sulfate CK0 0 0 0 0 CK1 0 64.8 150 103.8 CK2 0 129.6 300 207.6 CK3 0 194.4 450 311.6 CK4 0 259.2 600 415.5 T1 300 0 0 0 T2 600 0 0 0 T3 900 0 0 0 T4 1200 0 0 0