| 1. | Study of neural network model on soil water content estimation of orchard 果园土壤贮水量神经网络估算模型研究 |
| 2. | Main problems of soil in the low yield orchards and the water conservation amp; fertilizer preparation measures 我省低产果园土壤主要问题及保水培肥措施 |
| 3. | Influence of different ratio of organic and mineral fertilizers on soil improvement and citrus growth 有机无机肥配施对培肥幼龄果园土壤与柑桔生长结果的影响 |
| 4. | Effects of simulated acid rain on exchangeable cation transplant and acidifying potential in litchi orchard soils 模拟酸雨对果园土壤交换性阳离子迁移及其对土壤酸化的影响 |
| 5. | The residue accumulation status of copper in orchard soil where bordeaux mixture was applied for many years , its effects on fruits and intercrop and interplanting of another crop were elaborated 阐述了因长期施用波尔多液致使铜在果园土壤中的残留积累状况及其对果园作物生长的影响。 |
| 6. | Abstract : the residue accumulation status of copper in orchard soil where bordeaux mixture was applied for many years , its effects on fruits and intercrop and interplanting of another crop were elaborated 文摘:阐述了因长期施用波尔多液致使铜在果园土壤中的残留积累状况及其对果园作物生长的影响。 |
| 7. | According to the analysis of nutrient conditions of orchard soil and leafs in tianjin area , the content of soil nitrogen in most orchards of tianjin is high , while the phosphorus and potassium element is relatively low 摘要通过对天津地区果园土壤及叶片营养状况抽样化验、分析,认为天津地区大部分果园土壤氮素偏高,磷、钾元素较低。 |
| 8. | Analysis indicated that soil environmental quality of orchards was good as a whole . 2 orchards reached producing environmental standard of safe , healthy , high quality farm outputs , accounting for 6 . 45 % ; 21 orchards won standard of environmental technical terms for green food production area , accounting for 67 . 74 % ; 8 orchards accorded with standard of green food production area 结果表明,上海市果园土壤环境品质整体尚好,其中有2个果园符合安全卫生优质农产品(或原料)产地环境标准,占6 . 45 % ; 21个果园符合绿色食品产地环境技术标准,占67 . 74 % ; 8个果园达到无公害食品产地环境标准。 |
| 9. | The results showed that the best water management pattern of fuji apple orchard was wheat straw mulching under low annual precipitation and grass planting under high annual precipitation . the comprehensive analysis was carried out on effects of different water management patters on yield of fuji apple , soil water conservation and soil organic matter of fuji apple orchard , growth in various stages and fruit quality of fuji apple under different annual precipitation 结果表明,在干旱年份,红富士苹果园水分管理模式以秸秆覆盖方式最佳,在多雨年份,红富士苹果园水分管理模式以果园种植白三叶草方式最佳;并综合分析了不同降水年型不同水分管理模式对红富士苹果产量的影响,不同水分管理模式对果园土壤含水量和土壤有机质的影响及不同水分管理模式对红富士苹果生长状况、外观品质、内在品质的影响。 |