否决
发表于 2025-3-25 04:39:09
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AGGER
发表于 2025-3-25 08:23:12
Effect of heavy metals on legume-, symbiosist, nodule protein and carbohydrate content and N.-ase activity, are known to be hampered by the introduction of metal ions like Hg, Cd and Ni. Nodule dry weight of . L. was reduced with time in all the treatments. Biochemical parameters of nodules, including protein, free amino acid, total nitrogen
Ossification
发表于 2025-3-25 14:00:26
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小争吵
发表于 2025-3-25 17:40:41
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intuition
发表于 2025-3-25 22:53:35
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Melodrama
发表于 2025-3-26 03:55:05
Use of green manuring crops in rice fields for sustainable production in Bangladesh agriculture The efficiency of inorganic N fertilizer under such a rainfed ecosystem is low where soils undergo alternate wet-dry cycles. Legume green manuring crops have the ability to fix a considerable amount of atmospheric N and can add both N and organic matter to soil if rightly incorporated. Because of t
厌恶
发表于 2025-3-26 05:49:27
Prospect of dhaincha (,) intercropping with , in a , cropping patterndoption of this green manuring practice by farmers has not been seen because of the competition with other main crops for land. Farmers, in general, are not willing to grow a green manuring crop by sacrificing a main crop. In order to evaluate the prospect of dhaincha intercropping with . with respe
Compassionate
发表于 2025-3-26 08:31:15
Pedology of the rice soils of Bangladesh. With appropriate management practices, rice can be grown in all the soil orders recognized in soil taxonomy (Moorman, 1978). According to the above author, soils belonging to 43 suborders are suitable for growing rice; but, globally, the soils belonging to only eight suborders are of major importa
Parabola
发表于 2025-3-26 16:36:40
Does , have any future in agriculture?until the sixties nevertheless that a boom in . research appeared, simultaneously, in China and Vietnam, accompanied by a wide increase of . cultivation in these countries..The first oil crisis, in 1973, induced a world-wide interest for biological N-fixation, and thus for ., and research programmes
割让
发表于 2025-3-26 20:15:08
Utilization of , in rice production in West Africa: potentials and constraintsid climatic zones while . var . performed better in humid climatic zones of the region. The productivity of adapted . strains in the region is as good as, or better than, that found in Asia. A . productivity in semi-arid climatic zones reached, on the average, about 200 g fresh weight (FW) m. day.,