常見例句雙語例句Results indicated that S fertilizer increased by 50% of herbage S uptake and 15% or more of S bio-cycling rate in grazing system.結果表明,施硫肥使牧草硫的吸收量提高了5 0 % ,并使放牧系統(tǒng)硫的生物循環(huán)速率提高了15 %以上。The effects of the grazing system on physical characteristics of soil in Northern rangeland and milky property of Sanhe cow were mainly studied.主要研究放牧制度對謝爾塔拉地區(qū)天然草地土壤物理性狀以及對三河牛泌乳性能的影響。Peak productions of Stipa breviflora above-ground biomass under the two grazing system were simila, while the peak time was lagged in free stocking system.輪牧與禁牧區(qū)短花針茅地上生物量積累峰值一致,自由放牧區(qū)短花針茅地上生物量積累峰值滯后。 返回 grazing system