soil ph value 土壤ph值 ; 土壤酸碱度
soil ph-value 土壤pH值
soil ph values 土壤ph值
soil ph effect 土壤ph值效应
Soil pH Tester 土壤酸度
regulating soil ph 调节土壤ph
Suitable soil pH range 适宜土壤pH范围
tobacco-planting soil pH 植烟土壤pH
Soil pH & Humidity Tester 土壤酸湿见度测定器
But alfalfa ground soil PH value were higher than cotton ground.
但是苜蓿地土壤ph值比棉花连作地的高。
Compost will also help neutralize soil pH and add nutrients at the same time.
堆肥，也有利于中和土壤酸碱度和补充养分，在同一时间举行。
The availability of exogenous lanthanum and its effect on soil pH in red soil were studied.
通过培养试验及盆栽试验研究了外源镧在红壤中的有效性及其对土壤酸度的影响。
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