Neutral aroma components and flavor quality in flue-cured tobacco leaf in the west of Henan Province under the zinc fertilizer were studied.
从评吸评价结果看，锌促进了豫西烤烟下部和中部叶片香气质量的提高。
The effects of drought resistant cultivation comprehensive techniques on photosynthetic characteristics and water use efficiency were studied in the west dry area of Henan Province.
在豫西旱区进行了抗旱栽培综合技术对烤烟光合特性和水分利用效率的影响试验。
The new material and technology has been spread in the west and north of Henan province and brought remarkable social, economy and zoology benefit.
这一新材料、新技术已在豫西、豫北和其他地区得到推广，产生了显著的社会、经济和生态效益。
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