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- wheat straw returning soil 秸秆
- Wheat straw return to soil 秸秆还田
- all wheat straw returning 全量麦草还田
- Maize straw returning to the field can increase the soil total nitrogen and inorganic nitrogen content. 秸秆还田增加了土壤全氮和无机氮含量。
- We spread ourselves on wheat straw on the farm when we were tired. 我们累了就伸开四肢仰卧在农场的麦秸上。
- Sorption of diuron by wheat straw,its ash arising from burning,ash-based black carbon and ash-amended soil was studied. 研究了小麦秸秆、草木灰、黑碳和含灰土对农药敌草隆的吸附行为以及敌草隆在含灰土和无灰土中的微生物降解速率.
- All these straw hats are made from the top of wheat straw. 这些草帽都是用麦拵制成的。
- Plenty of golden wheat straw is piled on the roadside. 很多金黄色的麦草堆在了路边。
- Li G T, Zhao Z J, Huang Y F, Li B G.Effect of straw returning on soil nitrogen transformation [ J].Plant Nutrition and Fertilizer Science,2002, 8(2): 162-167. [1]李贵桐;赵紫娟;黄元仿;李保国.;秸秆还田对土壤氮素转化的影响[J]
- A field experiment was carried out to study the effects of three different rice straw returning methods (straw mulching, straw burning and straw incorporating) on N2O emissions from wheat field. 摘要通过田间试验研究了3种稻秆还田方式（表面覆盖、均匀混施和原位焚烧）对麦田N2O排放的影响。
- The experiment was conducted using soil culture with corn stalk or wheat straw,mushroom residue and lawn grass with manure as substrates to select the better culture ingredient. 利用麦秸与玉米秸、菇渣、草坪草等农产废弃物与土壤有机肥混合配制有机土壤进行了日光温室甜椒栽培越冬生产。
- The experiment was carried out to evaluate effects of covering wheat straw in apple orchard and apricot orchard on soil humus composition, microflora and soil enzyme activities. 摘要在杏园和苹果园覆盖麦草，研究其对土壤腐殖质组成、微生物区系及土壤酶活性变化的影响。
- straw returned soil 秸秆还土
- By analyzing the faults of the traditional types of reamers used for straw returning machine, a new scourge-type reamer was developed. 摘要针对现有秸秆还田机刀具性能的不足，研制了鞭式刀具。
- A method for the colorimetric determination of anthraquinone (AQ) in black liquors from soda-AQ pulping of wheat straw is described. 本文阐述用比色法测定麦草烧碱蒽醌法黑液中残留蒽醌。
- Notably, the NDS content of wheat straw is merely 23%, and its F content is as high as 65%, yet it contains 9% ADL. 秸秆类饲料的NDS平均含量为28%25,F与HF含量之和平均为62%25,而ADL平均含量为6%25,其中小麦秸NDS含量仅为23%25,尽管其F与HF含量为65%25,但ADL含量高达9%25。
- The contents of available N, K in the different growth stages of later-rice under different patterns of straw returning to field (SRF) were tested respectively in the experiment. 设计了高桩翻耕抛栽、覆盖免耕抛栽和高桩免耕抛栽3种模式的田间小区试验。
- The lignosulfonate water reducing agent was prepared via oxidation and sulfonation of wheat straw alkali lignin. 以麦草碱木素为原料,采用氧化磺化法,制备了磺化碱木素减水剂。
- The results showed that the values of N2O emissions were ranked in the order of straw mulching>without straw returning (control)>straw incorporating>straw burning. 结果表明，不同稻秆还田方式麦田N2O排放量为：表面覆盖＞对照（不施稻秆）＞均匀混施＞原位焚烧。
- The effect of ethoxyl_sesbania gum in papermaking from wheat straw was discussed in this paper. 本文探讨了羟乙基田菁胶在麦草造纸中的作用机理,确定了其最佳使用量。
