贞洁 发表于 2025-3-26 22:58:04
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Saka Muhammed Olokoobaiance on rainfall in this region increases the vulnerability of cereal systems to climate change and variability. In large parts of SSA, maize (. L.) is the principal staple crop, covering a total of nearly 27 M ha, and yet maize yields remain the lowest in the world, stagnated at less than 2 Mg ha.Infraction 发表于 2025-3-27 22:53:21
Saka Muhammed Olokoobaproductivity grows in the face of increasing demographic pressure and the adverse impacts of global environmental change, we must identify socio-ecological production landscapes that are resilient to environmental changes. This paper analyses a spectrum of spatial and non-spatial datasets covering s完全 发表于 2025-3-28 04:33:43
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ove to end up noticeably more maintainable, a zone of intrigue is the utilization of recycled fiber, yarn and texture in the improvement and generation of new products. The choice to utilize reused materials in items must happen at the outline and product improvement and proceed all through the asseAmnesty 发表于 2025-3-28 10:34:42
tc. Though dyes are attractive in nature, their impact on environment depends on the type of substance used and removal and degradation of dye substances. The contaminated wastewater discharged out after dyeing process contains huge amount of chemical substances which has negative impact on environm