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A. albida, which grows along seasonal watercourses in this region, flushes and flowers at the beginning of the dry season and is leafless during the r...

An empirical model used to standardize data on root investigations was P = 100 (1-e-fx) where P was the percentage of roots in x cm of soil, and f was...

Comparisons were made of three micrometeorological models which simulated daily rates of photosynthesis and transpiration in a maize crop. A complete ...

The evolution of natural waterholes is attributed to the erosion of surrounding termitaria by wildlife. The physico-chemical characteristics of soil f...

Rapid estimates of termite mounds exceeding 1 m in height were made by roadside counts covering most of Uganda. The error in the counts was estimated ...

Phosphorus inputs and losses are calculated for contrasting farming systems: cereals were a major product in all systems. In typical modern British wh...

3 long series of rainfall and wheat yield data in climatically different regions of Israel were analysed by means of different statistical methods (mu...

Oryzopsis holciformis (M.B.). Hack. (hairy ricegrass) was sown in loess soil in containers 60 cm deep at densities of between 160 and 3200 seedlings/m...

Changes in the floristic composition of ungrazed chalk grassland on Foxhole Heath, Breckland, between 1938 and 1971 were considered in relation to cha...

Seedling emergence patterns of triazine-susceptible and triazine-resistant Solanum nigrum plants were studied in the field at Wageningen, the Netherla...