Increasing food demands by a growing human population require substantial increases in
crop productivity. In rain-fed arid and semiarid areas where the water supply is limited, an …

Insufficient cold hardiness is a major impediment to reliable alfalfa (Medicago sativa L.)
production in northern regions experiencing harsh winter conditions. Numerous studies …

Alfalfa (Medicago sativa L.) is the most valuable perennial forage crop, and assessing its
yield and quality properties is essential to evaluate forage value of livestock production …

Abstract Context Yield gap (Yg) analyses using farmer-reported yield and management data
have been performed for a number of annual grain crops, but it lacks for perennial forages …

Intermediate wheatgrass (Thinopyrum intermedium; IWG) is a perennial cereal crop
undergoing development for grain production; however, grain yield declines of> 75% are …

We studied the effect of alternation of ridge and furrow for harvesting rainfall on alfalfa
(Medicago sativa L.) grassland performance in the 3 years of 2001–2003. Five treatments …

Introduction In China, alfalfa (Medicago sativa L.) often grows in marginal land with poor soil
fertility and suboptimal climate conditions. Alfalfa production cannot meet demands both in …

Crop photosynthesis (A) and productivity are often limited by a combination of nutrient
stresses, such that changes in the availability of one nutrient may affect the availability of …

The productivity and survival of alfalfa (Medicago sativa L.) is strongly influenced by cutting
frequency (CF), but there is a lack of knowledge of how cultivar differences in fall dormancy …

Lucerne sowing is characterized by a rectangular spatial arrangement, ie greater distance
between sowing rows than between plants in the row. Therefore, the reduction of row …