他们关心的是保持土壤肥沃并免收病害。
控制此病害的关键就是在无菌核田地中种植向日葵并预防土壤中的菌核积聚。
The key to managing these diseases is to plant in non-infested soil and prevent the buildup of sclerotia in soil.
蔬菜设施生产过程中的连作方式致使作物根区土壤微生物区系失衡，引起土传病害的流行。
The heavy soil root disease was caused by the unbalanced soil microflora after continuous vegetable cropping in green house.
保留作物残体的精耕栽培制度可使土壤变为对病害有抑制作用的抑病土。
Under intensive cropping with retention of crop residue management regimes, soils can become suppressive to Rhizoctonia root rot.
此外，林地内的土壤元素含量在病害侵入前后也会发生一定的变化：受到轻度砍伐的林地内其P、K含量较高，有利于提高树木对病虫害的抵抗能力。
Furthermore, proportion of total N, available P, available K in soil are dissimilar after the disease invaded: Capacities of resistance on disease will be enhanced if infect trees are cut appropriate.
他们关心的是保持土壤肥沃免受病害。
病害：冬天土壤比较潮湿的情况下，易受真菌感染。
Diseases: Especially in winter the plants are vulnerable to fungi in wet soils.
调查表明，果树缺铁性生理病害在碱性大的土壤里表现严重，导致果树枝梢枯死，生长不良，果实减产甚至绝收。
The survey shows the fruit tree iron deficiency disease is serious in alkaline soil and it causes bourgeon wither of trees, poor growth and lower or no yield.
利用电处理技术是防治土传病害的一种新思路，并对生物土壤添加剂防病的前景进行了展望。
The new way of electric treatment technique for disease control and the prospect of biological additives for soil borne disease control in future have been discussed.
荧光假单胞杆菌2P2 4菌株分离自小麦全蚀病自然衰退土壤，可产生多种次生抗菌物质，对一些作物土传病害具有较好的防治能力。
Pseudomonasfluorescens 2P24, a biocontrol agent for soil_borne diseases has been isolated from the wheat take_all decline soil, and was characterized with efficient production of antifungal compounds.
作者们说，草甘膦除草剂的毒性有益于土壤生物进一步减少对植物对抗病害所需的养分的可获得性。
The authors said that glyphosate's toxicity to beneficial soil organisms further reduces the availability of nutrients that are critical for a plant's defense against disease.
说明土壤质地与土壤微生物区系和病害发生有重要关系。
It has been indicated there were close relationship among soil texture, microbial community and soil -borne pathogen.
土壤添加剂是一种有机、无机营养混合物，是防治作物病害的一项重要措施，国内外对此均有研究报道。
Soil amendment is a mixture of organic and inorganic nutrition, which is an important management to control plant diseases. The studies of soil amendment have been reported in abroad and China.
对隶属于藻物界卵菌门卵菌纲的宁夏卵菌进行了初步整理，共发现卵菌有1门1纲4目6科10属67种，分别寄生于176种植物上，引起植物病害或腐生于土壤中。
Oomycetes in Ningxia were investigated and classified. It was found that there were 67 species, hosting in 176 plants, respectively, which belonged to 1 phylum, 1 class, 4 families, 10 genera.
对隶属于藻物界卵菌门卵菌纲的宁夏卵菌进行了初步整理，共发现卵菌有1门1纲4目6科10属67种，分别寄生于176种植物上，引起植物病害或腐生于土壤中。
Oomycetes in Ningxia were investigated and classified. It was found that there were 67 species, hosting in 176 plants, respectively, which belonged to 1 phylum, 1 class, 4 families, 10 genera.
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