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Assessing the Effect of Biochar or Compost Application as a Spot Placement on Broomrape Control in Two Cultivars of Faba Bean
Journal of Soil Science and Plant Nutrition ( IF 3.4 ) Pub Date : 2021-04-19 , DOI: 10.1007/s42729-021-00485-1
Hani Saber Saudy , Mohamed Fawzy Hamed , Ibrahim Mohamed El–Metwally , Khaled Ameen Ramadan , Karam Hafez Aisa

The presence of soil seed bank of broomrape weed (Orobanche crenata Forsk.) causes a severe biotic stress towards faba bean (Vicia faba L.) preventing its sustainable cultivation. Thus, the current work aimed to estimate the relative efficiency of biochar and compost as untraditional means of broomrape weed control at farm level. The current study aims to investigate the use of biochar or compost as a spot placement compared to glyphosate-isopropylammonium herbicide and unweeded treatment for combating broomrape weed in two faba bean cultivars (Misr–3 and Sakha–1). The experimental design was a strip-plot based on completely randomized block arrangement with six replications. Significant reduction in number and weight of broomrape shoots plot−1 and number of infected faba bean plants plot−1 was noticed with Misr–3 plants treated by glyphosate-isopropylammonium, compost, or biochar. Planting of Misr–3 cultivar with application of biochar or glyphosate-isopropylammonium as well as Sakha–1 with application of glyphosate-isopropylammonium were the remarkable combinations for increasing faba bean seed yield ha−1. Regression relationships proved that broomrape shoots weight plot−1 was the most negatively correlated parameter with faba bean seed yield, since its R2 (72.9%) value was higher than that of broomrape shoots number plot−1 (58.5%) and number of broomrape-infected plants plot−1 (44.7%). Planting Misr–3 cultivar plus treating soil by biochar or compost (spot placement) represents a promising practice for sustaining faba bean productivity in broomrape-infested lands.



中文翻译:

评估生物炭或堆肥作为局部施用对两个蚕豆品种扫帚控制的影响

扫帚杂草(Orobanche crenata Forsk。)的土壤种子库的存在导致对蚕豆(Vicia faba L.)的严重生物胁迫,阻止了其可持续种植。因此,当前的工作旨在评估生物炭和堆肥作为农场一级扫帚除草控制的非传统手段的相对效率。当前的研究旨在调查使用草炭或堆肥与草甘膦-异丙基铵除草剂和非杂草处理相比,在两个蚕豆品种(Misr-3和Sakha-1)中对抗扫帚草的作用。实验设计是基于六次重复的完全随机块排列的带状图。扫帚芽地块-1的数量和重量显着减少使用草甘膦-异丙基铵,堆肥或生物炭处理过的Misr-3植物发现了受感染的蚕豆植物地-1的数量。施用生物炭或草甘膦-异丙基铵的Misr-3品种以及施用草甘膦-异丙基铵的Sakha-1的种植是提高蚕豆种子产量ha -1的显着组合。回归关系证明,room帚茎重图-1与蚕豆种子产量负相关性最高,因为其R 2(72.9%)值高于room帚茎数图-1(58.5%)和b帚数。感染的植物地块-1(44.7%)。种植Misr-3品种并通过生物炭或堆肥(定点放置)处理土壤代表了在b帚饱满的土地上维持蚕豆生产力的有前途的实践。

更新日期:2021-04-19
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