間作套種英文怎麼說
間作套種 的英文翻譯
間作套種 例句
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Any difference between values for successive occupations must be considered as a closure error.逐次讀數之 間 的任何差值都必須看 作 一 種 閉合差。
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Description : alfa - alfa integrated in the no - till system. as the crop remains in place during 3 - 4 years, various cover crops are intercropped o keep enough residue cover. epagri免耕 種 植的紫花苜蓿 作 物殘茬可以在田裡保持3 4年,不同 作 物 間 作 提供了足夠的殘茬覆蓋。
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As analyzed, ( 1 ) the rapd technique is highly sensitive to investigating genetic diversity in t. lepturus and e. muticus. t. lepturus exhibits lower polymorphism and genetic diversity than e. muticus ; ( 2 ) according to the analysis of the partial mitochondrial 16s rrna gene sequences, a very low intraspecific variation and considerably high divergence among species were found, which reveals a dual nature of conservatism and variability in mitochondrial 16s rrna gene ; ( 3 ) five primers generate the species - speeific rapd sites and these sites can be served as the molecular markers for species identification and ( 4 ) it can be proved at dna variation level that t. lepturus and e. muticus are of two species respectively pertainiag to different genera, which supported the nelson taxonomic conclusion
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Abstract : the biological control effect on fruit tree insects and eco - economic benefit of interplanting mentha spicata with orchard was studied and analysed based on field polt experiment. the result shows : interplanting mentha spicata with orchard have obviously biological control effect on fruit tree insects like phyuoenistis eitrella stainton, papilio xuthus l, phyllocoptruta oleivora ashmead and myzus perieas sulzer ect, interphanting mentha spicata with slope orchard could reduce soil and water losses, and improve soil physical - chemistry property effectively, its also accelerate fruit tree growth and increase the yield of fruit tree, and has good economic benefit文摘:在野外小區試驗的基礎上,對果園 套 種 留蘭香生物防治果樹蟲害的 作 用及其生態經濟效益進行了研究和分析,結果表明:果園 套 種 留蘭香對潛葉蛾、柑橘鳳蝶和桃蚜等果樹害蟲有明顯的生物防治效果;在坡地果園 套 種 留蘭香能有效減輕水土流失、改善土壤的理化性狀,促使果樹的生長和提高果樹的產量,並具有良好的經濟效益
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Inter - planting models were designed with various species of crops ripening at different times果園內實施多熟 作 物覆蓋、 間 種 套 種 。
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