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Yield loss in rice by acute ozone pollution could be recovered 急性臭氧污染造成的水稻产量损失是可以恢复的
IF 2.6 4区 农林科学
Agricultural & Environmental Letters Pub Date : 2022-11-14 DOI: 10.1002/ael2.20093
Guoyou Zhang, Qinan Hu, Rong Cao, Rao Fu, Hamdulla Risalat, Xiaoya Pan, Yaxin Hu, Bo Shang, Rongjun Wu
{"title":"Yield loss in rice by acute ozone pollution could be recovered","authors":"Guoyou Zhang,&nbsp;Qinan Hu,&nbsp;Rong Cao,&nbsp;Rao Fu,&nbsp;Hamdulla Risalat,&nbsp;Xiaoya Pan,&nbsp;Yaxin Hu,&nbsp;Bo Shang,&nbsp;Rongjun Wu","doi":"10.1002/ael2.20093","DOIUrl":"10.1002/ael2.20093","url":null,"abstract":"<p>Rising concentration of surface O<sub>3</sub> threatens crop production and food security. To improve the evaluation and develop efficient adaptations, it is essential to study the effects of acute O<sub>3</sub> pollution. We adopted this study by open-top chamber (OTC) method and found that the fumigation of elevated O<sub>3</sub> (NF40) for short (tillering and jointing, heading and ripening) and long periods during rice growth reduced the grain yield by 17, 19 and 25%, respectively, showing that both of the acute and chronic O<sub>3</sub> pollution reduce rice production. Moreover, in comparison with the plants under chronic O<sub>3</sub> pollution, grain yield was increased when O<sub>3</sub> was removed at different stages: 32% increment at tillering and jointing and 34% increment at heading and ripening. These results suggest a possibility to recover the yield loss in rice under O<sub>3</sub> pollution.</p>","PeriodicalId":48502,"journal":{"name":"Agricultural & Environmental Letters","volume":"7 2","pages":""},"PeriodicalIF":2.6,"publicationDate":"2022-11-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/ael2.20093","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47681679","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Sample processing impacts on single wet sieve aggregate stability analysis 样品处理对单一湿筛骨料稳定性分析的影响
IF 2.6 4区 农林科学
Agricultural & Environmental Letters Pub Date : 2022-10-18 DOI: 10.1002/ael2.20094
Glenn Arthur Garcia, Jason G. Warren, Sergio Abit, Chime Garcia, Grace Flusche Ogden
{"title":"Sample processing impacts on single wet sieve aggregate stability analysis","authors":"Glenn Arthur Garcia,&nbsp;Jason G. Warren,&nbsp;Sergio Abit,&nbsp;Chime Garcia,&nbsp;Grace Flusche Ogden","doi":"10.1002/ael2.20094","DOIUrl":"10.1002/ael2.20094","url":null,"abstract":"<p>Soil aggregate stability is widely considered an indicator of soil health. However, there is a lack of test procedure standardization for this soil property. Presently, air-drying and manual grinding are commonly used in preparing samples for testing, which are time-consuming and labor intensive. This study evaluated oven-drying (65 °C) aggregates and processing by either disk or flail mechanical grinders as a way to improve efficiency of conducting aggregate stability analysis as compared with air drying and manual grinding. Surface soil samples were collected from forest, grassland, no-till, and cultivated areas across 22 fields in Oklahoma with textures ranging from sandy loam to clay loam. The stable fractions of oven-dried samples were highly correlated to the results of the analysis that used air-drying. The stable fractions of mechanically ground samples were also highly correlated with manually ground samples. Oven-drying in combination with either of the grinding methods is a suitable way of improving the efficiency of soil aggregate stability analysis.</p>","PeriodicalId":48502,"journal":{"name":"Agricultural & Environmental Letters","volume":"7 2","pages":""},"PeriodicalIF":2.6,"publicationDate":"2022-10-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/ael2.20094","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47843793","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mississippi state and county level yield gap in corn production 密西西比州州级和县级玉米产量存在差距
IF 2.6 4区 农林科学
Agricultural & Environmental Letters Pub Date : 2022-10-11 DOI: 10.1002/ael2.20092
Jagman Dhillon, Xiaofei Li, Raju Bheemanahalli, Vaughn Reed
{"title":"Mississippi state and county level yield gap in corn production","authors":"Jagman Dhillon,&nbsp;Xiaofei Li,&nbsp;Raju Bheemanahalli,&nbsp;Vaughn Reed","doi":"10.1002/ael2.20092","DOIUrl":"10.1002/ael2.20092","url":null,"abstract":"<p>Continuous corn (<i>Zea mays</i> L.) yield increases are required to promote economic development and support a larger population. Reducing the existing yield gaps is a potential strategy to accomplish this goal. The objective of this study was to evaluate yield trends, and gaps at different production levels in Mississippi using data from 2012 to 2021. Production levels considered were Mississippi yield contest (Yc), Mississippi State University hybrid testing trials under irrigation (Yp) and dryland (Yw), and actual yield (Ya) from USDA National Agricultural Statistics Service. Since 2012, Yc, Yp, and Ya are stagnant, and Yw has a nonsignificant positive trend. Averaged over 10 yr, a yield gap of 5.6 Mg ha<sup>−1</sup> between Yc and Ya, 4.1 Mg ha<sup>−1</sup> between Yp and Ya, and 2.0 Mg ha<sup>−1</sup> between Yw and Ya were noted at state level. Existing yield gap underlines current production limitations and necessitates adoption of improved agronomic practices.</p><p><b>Core Ideas</b>\u0000 \u0000 </p>","PeriodicalId":48502,"journal":{"name":"Agricultural & Environmental Letters","volume":"7 2","pages":""},"PeriodicalIF":2.6,"publicationDate":"2022-10-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/ael2.20092","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49086896","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Adjusting the N fertilizer factor based on soil health as indicated by soil-test biological activity 根据土壤测试生物活性显示的土壤健康状况调整氮肥因子
IF 2.6 4区 农林科学
Agricultural & Environmental Letters Pub Date : 2022-10-03 DOI: 10.1002/ael2.20091
Alan J. Franzluebbers, Robert Shoemaker, Jeff Cline, Bruce Lipscomb, Carl Stafford, Bhupinder S. Farmaha, Robert Waring, Nathan Lowder, Wade E. Thomason, Matt H. Poore
{"title":"Adjusting the N fertilizer factor based on soil health as indicated by soil-test biological activity","authors":"Alan J. Franzluebbers,&nbsp;Robert Shoemaker,&nbsp;Jeff Cline,&nbsp;Bruce Lipscomb,&nbsp;Carl Stafford,&nbsp;Bhupinder S. Farmaha,&nbsp;Robert Waring,&nbsp;Nathan Lowder,&nbsp;Wade E. Thomason,&nbsp;Matt H. Poore","doi":"10.1002/ael2.20091","DOIUrl":"10.1002/ael2.20091","url":null,"abstract":"<p>Agriculture faces a dilemma with nitrogen (N)—it is often the most necessary external input to optimize production, several generations of farmers became accustomed to its relatively inexpensive cost, and it contributes to widespread pollution due to numerous loss pathways to the environment. However, standard N fertilizer recommendations have not accounted well enough for a key source via mineralizable soil N. Soil-test biological activity (STBA) is strongly associated with mineralizable soil N, both of which become surface-enriched with conservation agricultural management using soil health principles. A series of field experiments assessed the contribution of mineralizable soil N to the N supply needed to optimize corn (<i>Zea mays</i> L.) grain and fall-stockpiled tall fescue [<i>Schedonorus arundinaceus</i> (Schreb.) Dumort.] production. This essay synthesizes how STBA along with cost-to-value threshold can be used to modify the N fertilizer factor to optimize economic return and avoid environmental degradation.</p>","PeriodicalId":48502,"journal":{"name":"Agricultural & Environmental Letters","volume":"7 2","pages":""},"PeriodicalIF":2.6,"publicationDate":"2022-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/ael2.20091","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42346061","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
A tale of two fields: Management legacy, soil health, and productivity 这是一个关于两个领域的故事:管理遗产、土壤健康和生产力
IF 2.6 4区 农林科学
Agricultural & Environmental Letters Pub Date : 2022-09-07 DOI: 10.1002/ael2.20090
Jeffrey Svedin, Newell R. Kitchen, Curtis J. Ransom, Kristen S. Veum, Robert L. Myers
{"title":"A tale of two fields: Management legacy, soil health, and productivity","authors":"Jeffrey Svedin,&nbsp;Newell R. Kitchen,&nbsp;Curtis J. Ransom,&nbsp;Kristen S. Veum,&nbsp;Robert L. Myers","doi":"10.1002/ael2.20090","DOIUrl":"10.1002/ael2.20090","url":null,"abstract":"<p>Adjacent fields with contrasting histories present an opportunity to evaluate the legacy of management on soil health (SH) and grain productivity. In 2011, two fields transitioned to no-till grain production. During the previous 25 yr, one was pasture (pasture-to-grain; PTG), whereas the other was annually tilled for grain cropping (long-term grain; LTG). The study objectives were to contrast these two fields relative to SH and productivity. Yield data was collected from 2011 to 2021 and SH sampled in 2021. The PTG out-yielded LTG each year, with an average 46% yield increase. 2021 SH metrics demonstrated similar trends, with PTG 62% higher than LTG. Contrasting across fields (2020–2021), SH metrics were related to yield (<i>r</i><sup>2</sup> = .46–.78), but these relationships weakened when assessed within each field. These findings affirm SH indicators are sensitive to the legacy of management and are meaningful indicators of productivity across sites but less informative for within-field variability.</p>","PeriodicalId":48502,"journal":{"name":"Agricultural & Environmental Letters","volume":"7 2","pages":""},"PeriodicalIF":2.6,"publicationDate":"2022-09-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/ael2.20090","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48918376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Dam impoundment elevates soil phosphorus and some trace elements in reservoir hydro-fluctuation belts 大坝蓄水提高了水库水位波动带的土壤磷和一些微量元素
IF 2.6 4区 农林科学
Agricultural & Environmental Letters Pub Date : 2022-08-31 DOI: 10.1002/ael2.20089
Dan Yang, Zongqiang Xie
{"title":"Dam impoundment elevates soil phosphorus and some trace elements in reservoir hydro-fluctuation belts","authors":"Dan Yang,&nbsp;Zongqiang Xie","doi":"10.1002/ael2.20089","DOIUrl":"10.1002/ael2.20089","url":null,"abstract":"<p>To examine the role of dam impoundment in elevating the levels of soil-associated phosphorus (P) and trace elements in reservoir hydro-fluctuation belts (RHB), soil samples in RHB and adjacent uplands (non-flooded area, NFA) in the Three Gorges Reservoir, China, were collected and analyzed. Concentrations of available P, copper (Cu), chromium (Cr), and zinc (Zn) were found to be higher in RHB than in NFA (<i>p</i> &lt; .05), whereas organic carbon was comparable in RHB and NFA (<i>p</i> &gt; .05). The elevated levels of Cu, Cr, and Zn in RHB were probably associated the repeated drying–rewetting cycles created by the dam impoundment. The 95th percentile of the single-factor pollution index and geo-accumulation index in RHB were 1.29 and −0.21 for Zn, 3.21 and 1.15 for Cu and 3.37 and 1.17 for Cr. Elevated pollution potential of soil-associated Zn, Cu, and Cr existed in RHB of the Three Gorges Reservoir.</p><p><b>Core Ideas</b>\u0000 \u0000 </p>","PeriodicalId":48502,"journal":{"name":"Agricultural & Environmental Letters","volume":"7 2","pages":""},"PeriodicalIF":2.6,"publicationDate":"2022-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/ael2.20089","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49287968","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Assessing how cover crops close the soil health gap in on-farm experiments 在农场试验中评估覆盖作物如何缩小土壤健康差距
IF 2.6 4区 农林科学
Agricultural & Environmental Letters Pub Date : 2022-08-24 DOI: 10.1002/ael2.20088
Fernanda Souza Krupek, Steven Mugisha Mizero, Daren Redfearn, Andrea Basche
{"title":"Assessing how cover crops close the soil health gap in on-farm experiments","authors":"Fernanda Souza Krupek,&nbsp;Steven Mugisha Mizero,&nbsp;Daren Redfearn,&nbsp;Andrea Basche","doi":"10.1002/ael2.20088","DOIUrl":"10.1002/ael2.20088","url":null,"abstract":"<p>Assessing the success of cover crops (CCs) as a way to promote soil health at the farm scale remains a challenge. At four on-farm CC experiments in Nebraska, we quantified soil health relative to a reference soil. We examined physical, chemical, and biological properties in near-surface soil. Cover crops reduced the soil health gap between bare (no-CC) and reference soil in the short (3-yr) timescale, but the magnitude of responses depended on cropland management history and ecological dynamics of reference site plant communities. Increases in soil health relative to reference soils showed some relationship to increases in soybean [<i>Glycine max</i> (L.) Merr.] and corn (<i>Zea mays</i> L.) yields. Clear discrimination of reference from bare soils was most influenced by organic matter and infiltration measurements conducted under the highest sampling intensity. Framing soil metrics relative to reference soils and ensuring appropriate sampling intensity are important to quantify the effects of CC on farm landscapes.</p>","PeriodicalId":48502,"journal":{"name":"Agricultural & Environmental Letters","volume":"7 2","pages":""},"PeriodicalIF":2.6,"publicationDate":"2022-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/ael2.20088","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41597496","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Evaluating how operator experience level affects efficiency gains for precision agricultural tools 评估操作员经验水平如何影响精密农具的效率提高
IF 2.6 4区 农林科学
Agricultural & Environmental Letters Pub Date : 2022-08-15 DOI: 10.1002/ael2.20085
Tulsi P. Kharel, Amanda J. Ashworth, Phillip R. Owens
{"title":"Evaluating how operator experience level affects efficiency gains for precision agricultural tools","authors":"Tulsi P. Kharel,&nbsp;Amanda J. Ashworth,&nbsp;Phillip R. Owens","doi":"10.1002/ael2.20085","DOIUrl":"10.1002/ael2.20085","url":null,"abstract":"<p>Tractor guidance (TG) improve environmental gains relative to nonprecision technologies; however, studies evaluating how tractor operator experience for nonguidance comparisons affect gains are nonexistent. This study explores spatial relationships of overlaps and gaps with operator experience level (0–1, 2–3, 6+ yr) during fertilizer and herbicide applications based on terrain attributes. Tractor paths recorded by global navigation satellite systems were used to create overlap polygons. Results illustrate operator experience level is critical for better efficiency gains estimation (for non-TG comparisons). Operators with 6+ yr of experience reduced overlap by 7.7 and 20.6% compared with operators with 2–3 and 0–1 yr of experience, respectively. New operators had consistently higher overlap across all slope (&lt;0.5, 0.5–1, 1–2, 2–5, 5–9, and 9–15%) and roughness classes (&lt;0.1, 0.1–0.2, 0.2–0.3, 0.3–0.5, 0.5–0.7, 0.7–1 and &gt;1). A low interpersonal reliability value of 0.02–0.03 indicates operator experience is crucial to estimate TG efficiency gains and consistent drivers experience levels are needed when evaluating economic and environmental gains from TG.</p>","PeriodicalId":48502,"journal":{"name":"Agricultural & Environmental Letters","volume":"7 2","pages":""},"PeriodicalIF":2.6,"publicationDate":"2022-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/ael2.20085","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48654780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Pollinator research provides conservation management implications in North Dakota 传粉媒介研究为北达科他州的保护管理提供了启示
IF 2.6 4区 农林科学
Agricultural & Environmental Letters Pub Date : 2022-08-10 DOI: 10.1002/ael2.20086
Katherine C. Kral-O'Brien, Savannah Adams, Adrienne Antonsen, Cayla Bendel, Hailey Keen, C. K. Pei, Bethany Roberton, Benjamin Geaumont, Ryan Limb, Torre Hovick, Jason Harmon
{"title":"Pollinator research provides conservation management implications in North Dakota","authors":"Katherine C. Kral-O'Brien,&nbsp;Savannah Adams,&nbsp;Adrienne Antonsen,&nbsp;Cayla Bendel,&nbsp;Hailey Keen,&nbsp;C. K. Pei,&nbsp;Bethany Roberton,&nbsp;Benjamin Geaumont,&nbsp;Ryan Limb,&nbsp;Torre Hovick,&nbsp;Jason Harmon","doi":"10.1002/ael2.20086","DOIUrl":"10.1002/ael2.20086","url":null,"abstract":"<p>Pollinator declines have driven research and increased monitoring efforts. Within North Dakota, USA, our research group initiated research in 2015 on pollinator conservation and management. We synthesized results across five projects, producing 12 publications and providing baseline data on pollinator diversity and rangeland management to improve conservation efforts while land-sharing with livestock. We detected 76 species of butterflies and ∼318 bee species. Butterfly diversity and relative abundance were driven by floral resources and less exotic plant invasions, with a positive relationship between flowers and pollinators. Invasive forbs were visited by pollinators, primarily honey bees. We also found management influenced vegetation characteristics within pastures, but landscape context was important for determining the specific outcome. Although pollinator abundance did not distinctly respond to management, diversity was affected by regime and grazer type. Using fire and grazing may benefit flowers to support pollinators. Our research will help guide rangeland management decisions that promote land sharing and benefit pollinator conservation efforts.</p><p><b>Core Ideas</b>\u0000 \u0000 </p>","PeriodicalId":48502,"journal":{"name":"Agricultural & Environmental Letters","volume":"7 2","pages":""},"PeriodicalIF":2.6,"publicationDate":"2022-08-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/ael2.20086","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45958084","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Probing deep to express root-zone enrichment of soil-test biological activity on southeastern U.S. farms 深入探测以表达根区土壤富集-测试美国东南部农场的生物活性
IF 2.6 4区 农林科学
Agricultural & Environmental Letters Pub Date : 2022-08-09 DOI: 10.1002/ael2.20087
Alan J. Franzluebbers
{"title":"Probing deep to express root-zone enrichment of soil-test biological activity on southeastern U.S. farms","authors":"Alan J. Franzluebbers","doi":"10.1002/ael2.20087","DOIUrl":"10.1002/ael2.20087","url":null,"abstract":"<p>Soil organic carbon (C) and nitrogen (N) accumulation contributes to improved soil health condition, particularly after a history of tillage-intensive land use. Soil-test biological activity (STBA) is an active fraction of organic matter that is responsive to conservation management. This essay summarizes the need, concept, and method of calculating root-zone enrichment of STBA and other organic C and N fractions on private farms. Calculation of root-zone enrichment separates the pedogenic influence on organic matter content from that of contemporary management. This separation is particularly important when attempting to determine STBA or soil organic C stock change in response to management across variable landscapes. Reasonable farm-level estimates of STBA and stocks of soil organic C and N can be obtained from one to two dozen sampling sites on farms with differences in land use, a process that could help propel in-depth assessments of soil health condition and C stock change.</p>","PeriodicalId":48502,"journal":{"name":"Agricultural & Environmental Letters","volume":"7 2","pages":""},"PeriodicalIF":2.6,"publicationDate":"2022-08-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/ael2.20087","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44748194","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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