In this study, the effects of a new type of biological organic fertilizer (NAEF) on tomato growth, yield and soil activity quality were studied through pot experiments.
应用盆栽试验研究了新型生物有机肥(NAEF)对番茄生长发育、产量及土壤活性质量等方面的作用效果。
Effect of a new pesticide, acetamiprid, on biological activity in upland soil was studied through analysis of soil enzyme activities and soil respiration.
通过对土壤呼吸强度和土壤酶活性的测定，研究了新型杀虫剂啶虫脒对旱地土壤生物活性的影响。
Biological activity in a soil is influenced by soil acidity and nutrient status.
活动被土壤养分含量状况所制约。
Biological activity in a soil is influenced by soil acidity and nutrient status.
活动被土壤养分含量状况所制约。
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