Question

英语翻译本次试验是在园艺站大田生产条件下进行的,试验田内种植枣树,14个处理,其中4个处理分别施磷肥0、20、40、60

Answer 1

Among them, 4 were treated with P 0, 20, 40, 60kg.666.7m-2,4 treatment 0, 17.5, 35 K, 52.5kg.666.7m-2 single factor experiment, the 0-750px, 30-1500px, 60-2250px mixed soil samples soil total phosphor...