您要查找的是不是:
- Objective An investigation was made into Chaenomeles speciosa in the original plants for providing the science basis on comprehensive control of diseases and pest insects. 目的对宣木瓜地道产区的病虫害进行了调查研究,为综合防治病虫害提供科学借鉴。
- The main factor that affects population's uniformity is invalid plant including inbred lines,barren stalk rate,diseases and pest insects plant in populations of different yield level. 无效株是影响群体整齐度的重要因素,主要包括:自交株、空秆、小穗株及病虫害株等。
- Diseases and pest insects of sweet cherry in Ukraine 乌克兰甜樱桃的病虫害
- Controlling main diseases and pest insects of grape in courtyards 庭院葡萄主要病虫害防治技术
- The Main Disease and Pest Control Countermeasures of Cycas spp. 苏铁主要病虫害及其防治对策。
- disease and pest insects 病虫害
- disease and pest insect 病虫害
- Study on diseases and pest insects on jujube trees and its occurrence regularity in Northern Sha'anxi 陕北枣树病虫害及其发生趋势
- Investigations and control of major diseases and pest insects on fresh flowers in Kunming City 昆明市主要鲜切花病害发生调查及防治对策
- Major Diseases and Pest and its control in Phellodendron sp. 黄柏主要病虫害及防治技术。
- rice diseases and pest insects 水稻病虫害
- flee diseases and pest insects 水稻病虫害
- Cultivation Features and Integrated Disease and Pest Management of Mountain Brassica oleracea L. Var. Capitata L. 高山结球甘蓝生产特点与病虫综合治理。
- Cultivation technology and prevention of Gynura, as well as cure method of disease and pest control are summarized in this paper. 摘要简述了紫背天葵的栽培技术及病虫害防治方法。
- Introduce the integrated management of disease and pest which is currently available in non-polluted tea production. Some preventing and controlling technology in future are also forecasted. 摘要本文介绍了目前无公害茶叶生产中行之有效的病虫害综合防治技术,并展望了未来的防治技术。
- In this paper, soil and water and fertilization management of young macadamia tree in Yingjiang was introduced, and some techniques involved in tree and disease and pest management as well. 摘要全面介绍了云南盈江县澳洲坚果幼树果园的土壤、水肥管理;树体管理和病虫害管理的生产技术。
- Filth breeds disease and vermin. 污秽引起疾病和害虫。
- This is a critical point where mango producers need to wrap with plastic bag each mango to prevent scars, disease and pests. 这是个关键的时刻,因为每一只芒果都需要用塑料袋包裹妥当以防止表面产生划痕或病虫。
- The bridge connects Buda and Pest. 这座桥连结布达和佩斯。
- A forest operator shall use fine species, construct mixed forests, carry out scientific forestation and improve the ability to prevent forest diseases and pest damages. 省、自治区、直辖市行政区域内的重点防护林和特种用途林的面积,不得少于本行政区域森林总面积的百分之三十。