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|  | | 为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法,我们为您准备了出自英文原文的大量英语例句,供您参考。 | |
The influence of water stress at various growth stages on yield and yield structure of spring wheat (Triticum aestivum, L., cv.
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After harvest the yield structure, flax stock and fiber quality were determined.
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Biomass structure and nitrogen, phosphorus nutrient of Calamagrostis angustifolia populations in different communities of Sanjia
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The biomass structure and the contents of (ABA) and cytokinins (zeatin plus zeatin riboside) were studied in flowering plants of ten herbaceous species of the Middle Urals representing stress-tolerant (S) and ruderal (R) ecological strategies.
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In the boreal zone of the Middle Urals, biomass structure was studied in 35 species of wild plants with different ecological strategies according to Grime and Ramenskii (competitors, ruderals, and stress-tolerant plants).
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The compact biomass structure allowed halving the settling time, the initial reactor volume, and doubling the influent COD concentration.
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Phytoplankton composition and biomass structure in relation to trophic gradient in some temperate and subarctic lakes of north-w
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| | The biomass was determined for major forage species of mountain meadows on the northern slopes of the Tianshan Mountains, as well as the change in biomass with height of plant growth and the biomass distribution of leaf, stem and flower spikes. Patterns of forage growth and development are discussed. This study has been done to provide a guide to improving forage utilization and rational grazing. | | 对天山北坡山地草甸主要牧草进行生物量测定,研究其不同生长高度的生物量变化及茎、叶、花穗的生物量分布格局,探讨牧草生长发育动态变化规律,了解山地草甸牧草生产量结构,为提高牧草利用率及合理部署草场放牧提供指导。 | | 文摘来源 | |   |
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