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The relationship between cereal preference and rate of energy intake was studied for the mallard and 4 types of cereal grain. In a field experiment at...

Barley cv. Proctor grown over a wide range of conditions had a relatively stable mean weight/grain of 34.9 ( plus or minus 2.84) mg (range 29.3-41 mg)...

In outdoor pot trials in 1962-4, mean tiller number per tall fescue Plant rose exponentially at first, then more slowly, to reach about 300 by end 196...

Pure swards of S48 timothy and S215 meadow fescue, grown from seed in large concrete containers out of doors, were cut (a) every 4 weeks during summer...

Mixtures of equal numbers of plants of different barley varieties or of a barley variety and an oat variety were grown in 5 field trials and 1 glassho...

Wheat cv. Concorde, Chenopodium album, Agropyron repens [Elymus repens] and Spergula arvensis were grown in pure stands and in mixtures of weeds with ...

In the Rwenzori and Kabalega Falls National Parks, in the latter north and south of the Victoria Nile, 243 elephants were culled as family units at 2 ...

Observations were made in southern England in 1970-71 on aphid populations infesting the aerial shoots of spring cereals. Aphids mainly Acyrthosiphon ...

The shoots and roots of a barley crop were sampled periodically from 46 days after sowing up to the ripe stage (130 days after sowing). Root weights w...

The 2 sources of CO2 for canopy photosynthesis are the soil and the atmosphere. For a barley crop, calculations of root respiration rate based on meas...