MIR 发表于 2025-3-30 09:23:14

-Projective Mappings, Isomorphism Theorems,g to increased external debt from US$5.4 billion to US$58.8 billion during the same period. In 1998, external debt stood at US$230 billion. Since the 1980’s global recession and introduction of Structural Adjustment Programs (SAPs), Africa’s debt burden has grown from 30% of GNP to over 100% at pres

险代理人 发表于 2025-3-30 12:49:27

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祖先 发表于 2025-3-30 19:01:27

Giuseppe Cuzzucoli,Mario Garronebetween field types disappeared (from 3.43 to 3.98 t ha.), indicating that N and P are the major limiting nutrients in the target areas. Response to applied N was related to the soil total N content in Aludeka and Shinyalu, but not in Emuhaia, probably related to the high use of partially decomposed

CYT 发表于 2025-3-30 22:06:52

„Hollywood“ ignorieren: Ein SelbstversuchMali.A piezometric network installed in the area revealed the impact of cropping systems and soil types on the evolution of water table in terms of dynamics and quality. The results clearly show evidence of soil geochemical changes and water management of the irrigated areas. The present paper highl

连累 发表于 2025-3-31 01:29:59

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Entreaty 发表于 2025-3-31 06:09:49

„Hollywood“ ignorieren: Ein Selbstversuch are of low reactivity, thus inappropriate for direct application. Their combination with organic resources to improve their solubility has generated controversial results. Partial acidulation of these rocks, though promising, has remained experimental. Minjingu phosphate rock is identified as the l

滔滔不绝的人 发表于 2025-3-31 10:42:39

https://doi.org/10.1007/978-3-658-06620-8e distances going from tree trunk to the open area and their C isotopic signatures were analysed. The results showed that soil carbon contents under karite’ (6.43± 0.45 g kg.) and ne’ re’ (5.65± 0.27 g kg.) were significantly higher (p<0.01) than in the open area (4.09± 0.26 g kg.). The d13. of soil

obviate 发表于 2025-3-31 15:10:47

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GILD 发表于 2025-3-31 20:05:41

Graded Hopf Algebras and the Descent Gebrah and without water harvesting) on millet grain yield, dry matter production, and water use were studied. First, the comparison of zai vs. flat planting, both unamended, resulted in a 3- to 4-fold (in one case, even 19- fold) increase in grain yield on-farm in both years, which points to the yield e

小说 发表于 2025-3-31 21:52:32

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查看完整版本: Titlebook: Advances in Integrated Soil Fertility Management in sub-Saharan Africa: Challenges and Opportunities; Andre Bationo,Boaz Waswa,Joseph Kime