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It should be possible to design agroecosystems to reduce the severity of insect pest problems. Ecological theory about stability should be relevant wh...
Read moreEffects were studied of machine-clearing of mature Tarchonanthus/Acacia thicket factorially combined with sowing 2.5 lb/ac of a seeds mixture mainly c...
Read moreGrowth of an undefoliated stand of Italian ryegrass in the later stages of establishment was studied in detail for 6 months from winter to summer. Num...
Read moreDuring the winter 1963-64 the North African synthetic variety, SynII, showed a greater relative growth rate than the British S170. Of two north temper...
Read moreResults suggest that temperature is the main environmental factor controlling the seasonal difference in growth between SI70 and the North African var...
Read moreIn view of the use of salt marshes along the southern shores of Hudson Bay as breeding grounds and feeding areas by lesser snow geese and Canada geese...
Read moreInvestigations were made of arthropods in a silty, poorly drained, gray soil under dry grassland, irrigated sugar cane, and under natural grassland re...
Read moreIn studies in the Hodge Beck catchment area, where Calluna vulgaris recolonizing burnt ground formed an incomplete cover there was a negative correlat...
Read moreThe study of a desert landscape consisting of C3 shrublands and C4 grasslands demonstrated the feasibility of mapping desertification processes on a r...
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