It could be verified that the less diverse crop sequence types were more strongly related to explicit environmental and socio-economic factors than the widespread diverse sequence types.
The same factors structure diversity across crop types and regions.
Brassica rapa (2n = 2x = 20; AA) is an important crop that consists of diverse morphotypes (also called crop types), including oilseed (annual crops yellow sarson and brown sarson, and biannual winter oils), leafy vegetables (Chinese cabbage, pak choi and many non-heading leafy types), turnip (fodder and vegetable turnip) and broccoletto.
Six five-year crop rotation types were identified: cereal species monoculture, cereal monoculture, rotation with a break-crop, diverse crop rotation, perennial, non-permanent grassland rotation and environmental fallow rotation.
While activity densities of predators were not different among the crop types, their effective species number was higher in SRC, indicating a more evenly distributed and diverse predator community.
We review key empirical or mechanistic models for four diverse crop types canola or oilseed rape (OSR) (Brassica napus L ., maize (Zea mays L ., wheat (Triticum aestivum L ., and creeping bentgrass (Agrostis stolonifera L .. Their strengths, weaknesses, relevance, and utility in simulating pollen-mediated gene flow are examined.
Other crop types, produced by nongenetic means, can pose environmental risks as well, the panel said.
"We can build a diversified portfolio by region or crop types.
A diverse crop and livestock system, the report said, enables farmers to protect themselves from cyclical swings in prices.
This year's Oscar-nominated documentaries are a diverse crop.
Most students would favor the genetically diverse crop, which is akin to sexual reproduction.
