neolith
发表于 2025-3-27 00:16:58
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纠缠
发表于 2025-3-27 04:14:04
Re-inviting Mining for Egypt—A Framework for Small and Artisanal Mining activity. However, in some countries such as Morocco, Bolivia and South Africa and Sudan, it is actively encouraged by the government. In one region of South Africa, the government issued 400 permits allowing the employment of 3.7 million people from small scale mining with 30 million people depend
impaction
发表于 2025-3-27 09:03:36
Assessment of Microbial Biota in Some Localities in the Egyptian Desert Soils, Ras EL-Hekma, EL-Hamam region at northern coast), Alexandria (Maruit), New Valley (EL Kharga Oasis and El-Farafrah) and Sinai Pensiula ( RasSudr South Sinai, EL Qantra and El-Sheikh Zowaied North Sinai, finally, Middle Sinai represented by El-Maghara). Assessments comprise determination of total m
infinite
发表于 2025-3-27 09:57:23
Incidence and Impact of Some Heavy Metals Pollutants in Some of the Different Newly Developed Regionrganism. Heavy metals as cadmium, lead, Aluminum, and Hexavalent chromium are toxic even in low concentrations and have negative morphological, physiological and biochemical effects in plant tissue and represent a serious health risks to human. This chapter gives a fast version of environmental heav
Awning
发表于 2025-3-27 15:27:31
Sustainable Soil Management to Mitigate Soil Erosion Hazards in Egyptzards of soil erosion take a variety of forms. In the Northwestern Coast Region (NWCR), few effective events are characterized by high rainfall intensity causing excessive runoff and soil loss. The annual runoff and soil loss were related to the number of them. Runoff also occurred when individual r
斥责
发表于 2025-3-27 21:15:55
Sustainable Development of Microbial Community in Some Localities in the Desert Soil of Egyptted to different stress like drought and salinity. By increasing in world population, the cultivation of desert soils became essential to keep food security. Extensive applications of mineral fertilizers and pesticides in agriculture had led to pollution, land degradation and reducing soil fertility
认识
发表于 2025-3-27 22:27:55
Bio-fertilizers for Sustainable Agriculture Development Under Salinity Stressds on it. Essential scope of sustainable agriculture is the development of land productivity which faces many constraints. One of these constraints is a soil salinity which causes high reductions in cultivated land area, crop productivity and quality. Bio-fertilization is an innovate strategy of sus
Mindfulness
发表于 2025-3-28 04:04:11
Multi-task of Weed Plants in Desert Environmentnment. Weeds offer benefits and facilitate the life of desert settlers by growing in these localities. Some weeds can be used as indicators for soil types and properties. While others used in sand dunes fixation, protecting soil from degradation and erosion as well as limited the fast wind, preservi
Substance
发表于 2025-3-28 07:05:30
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烧烤
发表于 2025-3-28 12:06:00
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