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In a study on the distribution of weed seeds in soil, seeds of lucerne and oilseed flax, which differ markedly in size, shape and seed-coat properties...

Rice cv. Hokkaido-Carny was germinated in distilled water with or without impedance of surface O2 exchange by a 0.3-, 1.0- or 10-mm film of olive oil ...

cf. F.A. 26 No. 1678.] Gypsum electrical-resistance blocks were used to follow changes in soil moisture on four forested sites and one grass-covered s...

Material from single representative plants of perennial ryegrass, meadow fescue and a triploid [festucoid] hybrid between them was grown in small plot...

For Kenya, maps of annual water availability indices, representing the mean total precipitation available for transpiration as a percentage of the ann...

The following is based largely on the authors' summary. The population dynamics of two species of Psychodain a small experimental percolating filter s...

Soil disturbance (vehicle tracks, carcass sites, etc.) did not generally cause serious erosion and thermokarst arising from increased soil heat flux. ...

The native grass D. fusca has become an important weed in rice fields in temperate Australia since rice cultivation began there in 1922. Field and gla...

In a study on the distribution of weed seeds in soil, seeds of lucerne and oilseed flax, which differ markedly in size, shape and seed-coat properties...

See also W.A. 20, 2439 and 2892. Experimental simulation of the theoretical effects of ploughing, both to different depths, and at different times of ...