Film - covered can increase effective fertility of soil, advance nutrient absorption, strengthen photosynthesis.
促进养分吸收，增强光合作用，提高生物产量和经济系数；
Crop rotation is a simple and effective technique used in organic agriculture to reduce the need for pesticides and improve soil fertility.
轮作是应用于有机农业上的一种简单而有效的技术，能减少农药的使用和提高土壤肥力。
A team of UK scientists says a recently discovered hormone could potentially form the basis of an effective and less risky fertility treatment.
英国的一组科学家称，以近期发现的一种激素为基础，可能产生一种不孕症的新疗法，这种方法不但有效，且风险很低。
The original female birth control pill was developed as a fertility treatment, but when it failed, researchers realized they had a potentially effective contraceptive on their hands.
女性避孕药最初用来治疗不育，但失败之后，研究人员却发现他们拥有了一种有潜在避孕效果的药。
Management of potassium resources refers to the rational application of potassic fertilizers and also includes the preservation of potassium fertility in the soil and its effective use.
钾素资源管理不仅指钾肥的合理施用，也包含了土壤中钾素肥力的保持和有效利用。
Therefore it is the effective way to protection and recovery soil fertility through comprehensive controlling soil erosion and mulching with film and interplanting in the sloping farmland.
因此，进行水土流失综合治理、坡耕地覆膜套种等是保护与恢复土壤肥力的有效途径。
The results show that this new method is an effective one which can be used for comprehensively evaluating the level of soil fertility and establishing soil fertility grades.
结果表明，灰色关联分析是综合评价土壤肥力状况及肥力等级划分的一种有效方法。
Organic fertilizers seemed very effective on improving soil fertility as well as soil properties.
有机肥似乎对改善土壤肥力和土壤性状很有效。
Implement early weaning piglets, is to enhance the sow an effective measure of fertility.
实行仔猪早期断奶，是提高母猪繁殖力的一项有效措施。
Conservative treatment is proved to be safe and effective and can preserve the patients' fertility.
保守治疗安全、有效，可保留生育能力。
Fertilizer can be applied to achieve high yield, fertility and stability, effective, and can improve soil physical properties. increase crop resilience.
施用后可达到肥效高、增产大，肥力稳、见效快，能改良土壤理化性状，增强作物的抗逆能力。
Fertilizer can be applied to achieve high yield, fertility and stability, effective, and can improve soil physical properties. increase crop resilience.
施用后可达到肥效高、增产大，肥力稳、见效快，能改良土壤理化性状，增强作物的抗逆能力。
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