Nitrogen is the most limiting nutrient in most agro-ecosystems and thus critical for sustaining
high yields. Conventional agricultural practices use synthetic fertilizers to ensure an …

Biological nitrogen fixation (BNF) in mixed legume/grass pastures is reviewed along with the
importance of transfer of fixed nitrogen (N) to associated grasses. Estimates of BNF depend …

The second edition of this book, first published in 1991 and intended for students and
researchers, contains revised and updated material on the theory and practice of nitrogen …

Most of the earth's terrestrial species live in the soil. These organisms, which include many
thousands of species of fungi and nematodes, shape aboveground plant and animal life as …

Management of nitrogen (N) inputs into agricultural systems is of increasing interest due to
the intensive use of synthetic fertilizers in modern cash crop systems, which has caused …

Nitrogen acquisition is one of the most important factors for plant production, and N
contribution from biological N 2 fixation can reduce the need for industrial N fertilizers …

Recognition of the importance of soil organic matter (SOM) in soil health and quality is a
major part of fostering a holistic, preventive approach to agricultural management. Students …

Changing patterns of land use, temperature, and precipitation are expected to impact
ecosystem services, including water quality and quantity, buffering of extreme events, soil …

禾本科与豆科牧草的混播, 是人工草地建植的最主要方式之一, 而了解其之间的种间互作机理,
对于维持混播草地的持续稳定生产具有重要意义. 本研究从光照, 养分, 水分和空间等资源方面 …

Alfalfa is the most widely grown forage crop worldwide and is thought to be a significant
carbon sink due to high productivity, extensive root systems, and nitrogen-fixation. However …