以下为句子列表：
英文: Crop rotation plus fertilizer application produces the highest crop yields and maintains the highest soil N and organic matter levels.
中文: 作物轮作加施肥产生最高作物产量，并保持最高土壤氮和有机质水平。
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英文: The wide range in yields is due to the particular farming practices which include crop rotation and length of fallow and their effect on soil moisture levels.
中文: 产量之间差异较大是由于各自不同的农艺措施，这包括作物轮作、休闲时间长短及它们对土壤水分的影响。
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英文: Application Test of Fight a Drought Water-retaining Agentia for Peanut and Sweet Potato Crop Rotation in Dryland
中文: 抗旱保水剂在旱地花生和甘薯轮作制上的应用试验
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英文: Soil Microbial Biomass and Soil Light Fraction C and N Among Alfalfa Grassland,Alfalfa-Crop Rotation System
中文: 苜蓿草地与苜蓿-作物轮作系统土壤微生物量与土壤轻组碳氮研究
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