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Achenes of 7 species of Carduus, Cirsium and Onopordum were collected in August-September and mixed with the top 2.5 or 7.5 cm of soil which was then ...
Read moreCluster analysis resulted in the recognition of (i) mature marshes characterized by a diversity of species, (ii) high-level saltings characterized by ...
Read moreAspects under study in a Northumberland market garden included the distribution of slugs in soil under potato plants and grassland during June to Nove...
Read moreThis chapter focuses on the establishment and management of even-aged commercial teak plantations, across Asia/Oceania, Africa, and Latin America, aim...
Read moreThe 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...
Read moreWhen weather was favourable (warm, dry) for ovi-position by O. frit, the combined activity of predators and parasites was found to be inadequate to pr...
Read moreTabular data are given on landform, soil, vegetation and 9 categories of agricultural potential for 52 areas indicated on a map of the survey region.-...
Read moreSee also W.A. 21, 1371. The interference between wheat and 3 edaphic ecotypes of Cynodon dactylon (naturally occurring at Chandigarh, Shiwalik and Mal...
Read moreThis report discusses the assessment of how farm management influences nitrate concentrations in drainage water and its subsequent impact on wetlands ...
Read moreSee also W.A. 20, 2439 and 2892. Experimental simulation of the theoretical effects of ploughing, both to different depths, and at different times of ...
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